PowerShell/Data/Abbr/general.csv

1	ABBR,TERM
2	0D,obvious deed
3	1AM,Air Mechanic 1st Class
4	1D,One-Dimensional
5	2AM,Air Mechanic 2nd Class
6	2D,Two-dimensional
7	2G,Second-generation mobile (cellular,wireless) telephone system
8	2LA,Two Letter Acronym
9	2Lt,2nd Lieutenant
10	3AM,Air Mechanic 3rd Class
11	3D,Three-Dimensional
12	3G,Third-generation mobile telephone system
13	3i,Investors In Industry (venture capitalists)
14	3M,Minnesota Mining and Manufacturing Company
15	4D,Four-Dimensional (usually three spatial plus one temporal dimension,sometimes four spatial ones)
16	4G,Fourth-generation mobile telephone system
17	4WD,Four-wheel drive
18	5D,Five-Dimensional
19	6D,Six-Dimensional
20	7D,Seven-Dimensional
21	8D,Eight-Dimensional
22	9D,Nine-Dimensional
23	A,Ampere
24	A10,Atlantic 10 Conference
25	A1C,Airman First Class
26	A4,European standard office paper size
27	AA,achieved availability,Alcoholics Anonymous,Armed Forces Americas (postal symbol),Aruba (FIPS 10-4 territory code),assembly area,Automobile Association,avenue of approach
28	aA,Attoampere
29	AAAI,Association for the Advancement of Artificial Intelligence,formerly American Association for Artificial Intelligence
30	AAAS,American Association for the Advancement of Science
31	AAAV,Advanced Amphibious Assault Vehicle
32	AAC,American Athletic Conference,Army Air Corps (British Army)
33	AAD,analogue-analogue-digital (CD quality),Australian Antarctic Division
34	AADAC,Alberta Alcohol and Drug Abuse Commission
35	AADC,area air defense commander,amino acid decarboxylase,aromatic L-amino acid decarboxylase,Australian Antarctic Data Centre
36	AADD,Adult attention deficit disorder
37	AADT,annual average daily traffic
38	AAFC,U.S. Army Air Corps Ferrying Command (1941-1942),All-America Football Conference (1946-1949)
39	AAFES,Army and Air Force Exchange Service
40	AAIS,advanced airborne interceptor simulator
41	AAM,air-to-air missile
42	AAMOF,as a matter of fact
43	AAN,American Academy of Nursing
44	AANEAS,Anglo-Australian Near-Earth Asteroid Survey
45	AAODL,Atmospheric Aerosols and Optics Data Library
46	AAP,advanced acquisition plan,Allied administrative publication,American Academy of Pediatrics
47	AAPC,Accounting and Auditing Policy Committee
48	AAR,after-action review,Association of American Railroads
49	AARP,(i/s) American Association of Retired Persons (now officially known only by the initials)
50	AASPEM,advanced air-to-air system performance evaluation model
51	AAT,Australian Antarctic Territory
52	AAV,Amphibious Assault Vehicle
53	AAWC,anti-air warfare commander
54	ABA,Adriatic Basketball Association,American Bar Association,American Basketball Association,American Beverage Association,American Bicycle Association,American Birding Association,Australian Broadcasting Authority
55	ABB,ASEA Brown Boveri (Swiss-Swedish multinational company)
56	ABC,the first three letters of the Latin script known as the alphabet
57	ABC,Active Body Control
58	ABC,alien big cat
59	ABC,always be careful
60	ABC,American-born Chinese
61	ABC,anti-lock brake controller
62	ABCA,American,British and Canadian Armies (originally),Army Bureau of Current Affairs
63	ABCS,(U.S.) Army Battle Command System
64	ABET,Accreditation Board for Engineering and Technology
65	ABFIST,Advanced Bradley Full Crew Interactive Skills Trainer
66	ABGI,Addington-Barker Group International
67	ABIN,Agência Brasileira de Inteligência (Brazilian Intelligence Agency)
68	ABL,American Basketball League
69	ABLE,AirBorne Law Enforcement (police air support unit)
70	ABM,anti-ballistic missile,Asynchronous Balanced Mode,automated banking machine
71	ABMC,American Battle Monuments Commission
72	ABN,Australian Business Number (a number issued by the Australian government as registration of a business and used for taxation purposes)
73	ABPI,Association of the British Pharmaceutical Industry
74	ABRSM,Associated Board of the Royal Schools of Music
75	ABSTRIPS,abstraction-based STRIPS
76	ABV,Alcohol by volume
77	ABW,Aruba (ISO 3166 trigram)
78	Ac,Actinium
79	aC,Attocoulomb
80	AC1,Aircraftman 1st Class
81	AC2,Aircraftman 2nd Class
82	ACARS,Aircraft Communications Addressing and Reporting System
83	ACAS,Aboriginal Children's Advancement Society,Advisory,Conciliation and Arbitration Service
84	ACCA,The Association of Chartered Certified Accountants,Automatic Cloud Cover Assessment
85	ACCD,American Coalition of Citizens with Disabilities
86	ACCS,Air Communications and Control Squadron
87	ACDA,Arms Control & Disarmament Agency
88	ACHT,Average Call Hold Time
89	ACINT,Acoustic Intelligence
90	ACK,Acknowledge (telecommunications; cf. NAK)
91	ACLJ,American Center for Law and Justice
92	ACLOS,Automatic CLOS (missile control system)
93	ACLS,American Council of Learned Societies
94	ACMC,(U.S.) Assistant Commandant of the Marine Corps
95	ACNA,Anglican Church in North America
96	ACO,Airspace Control Order
97	ACOBA,Advisory Committee on Business Appointments
98	ACOG,American College of Obstetricians and Gynecologists
99	ACOM,(U.S.) Atlantic Command
100	ACORN,Association of Community Organizations for Reform Now
101	ACR,Advanced Concepts and Requirements
102	ACRI,African Crisis Initiative
103	ACRT,Advanced Concepts Research Tool simulator
104	ACSC,Army Command and Staff College (various nations)
105	ACST,American Cooperative School of Tunis
106	ACST,Australian Central Standard Time
107	ACTD,Advanced Concept Technology Demonstration
108	ACTU,Australian Council of Trade Unions
109	ACU,American Conservative Union
110	ADAGE,Air Defense Air to Ground Engagement (simulation)
111	ADAP,AIDS Drug Assistance Program
112	ADAS,Asiago-DLR Asteroid Survey
113	ADAT,Alesis Digital Audio Tape (recording format)
114	ADB,Asian Development Bank
115	ADDIE,Analyze Design Develop Implement and Evaluate
116	ADDNS,Advanced Deployable Day/Night Simulation
117	ADF,Australian Defence Force,African Development Foundation
118	ADGB,Air Defence of Great Britain
119	ADHD,Attention-Deficit Hyperactivity Disorder
120	ADHS,Attention-Deficit Hyperactivity Syndrome
121	ADI,Acceptable/Allowable Daily Intake
122	ADIZ,Air Defence Identification Zone
123	ADL,Anti-Defamation League
124	ADOA,Air Defence Operations Area
125	ADRG,Arc-second Raster Chart (ARC) Digitized Raster Graphics
126	ADT,Atlantic Daylight Time (UTC−3 hours)
127	ADTB,Army Doctrine and Training Bulletin
128	ADW,Air Defence Warning
129	AEDT,Australian Eastern Daylight Time
130	AEF,American Expeditionary Force
131	AEGIS,Airborne Early warning Ground environment Interface Segment (fake etymology)
132	AESR,Aeronautical Equipment Service Record
133	AEST,Australian Eastern Standard Time
134	aet,After extra time (Football)
135	aF,Attofarad
136	AFAIC,As Far As I'm Concerned
137	AFAICT,As Far As I Can Tell
138	AFAIK,As Far As I Know
139	AFAIR,As Far As I Remember/Recall
140	AFATDS,Advanced Field Artillery Tactical Data System
141	AFC,American Football Conference,Asian Football Confederation
142	AFCEA,Armed Forces Communications and Electronics Association
143	AFDB,African Development Bank
144	AFES,Automatic Fire Extinguishing System
145	AFG,Afghanistan (ISO 3166 trigram)
146	AFIS,Automated Fingerprint Identification System,American Forces Information Service
147	AFIST,Abrams Full Crew Interactive Skills Trainer
148	AFJ,April Fool's Joke
149	AFK,Away From Keyboard (Internet chat abbreviation)
150	AFL,American Federation of Labor,American Football League — either the 1960s league that merged into the National Football League,or one of several other leagues of American football,Arena Football League,Australian Football League,AFL-CIO,American Federation of Labor,Congress of Industrial Organizations
151	AFLAC,American Family Life Assurance Company of Columbus
152	AFM,Army Field Manual (UK; the U.S. more frequently uses just FM),Atomic Force Microscope,Aviation Fleet Maintenance
153	AFO,Association of Field Ornithologists
154	AFOSR,U.S. Air Force Office of Scientific Research
155	AFQT,Armed Forces Qualification Test
156	AFRC,Air Force Reserve Command
157	AFRL,Air Force Research Laboratory
158	AFROTC,Air Force Reserve Officer Training Corps
159	AFRRI,(i,U.S.) Armed Forces Radiobiology Research Institute
160	AFRTS,Armed Forces Radio and Television Service
161	AFS,Active Front Steering,Air Facility Sub-System,Amniotic Fluid-derived Stem cell,AFS&A or AFSA,U.S. Air Force Studies and Analysis
162	AFSC,U.S. Air Force Staff College (obsolete; replaced with JFSC),U.S. Air Force Systems Command
163	AFSCN,U.S. Air Force Satellite Control Network
164	AFSPC,Air Force Space Command
165	AFT,American Farmland Trust
166	AFV,armoured fighting vehicle
167	AFWA,Air Force Weather Agency,Association of Fish and Wildlife Agencies,AG[edit]
168	ag,Attogram
169	Ag,Silver (Latin argentum)
170	AGARD,Advisory Group for Aerospace Research and Development
171	AGARDograph,Advanced Guidance for Alliance Research and Development publication
172	AGASA,Akeno Giant Air Shower Array (cosmic ray detector)
173	AGB,Internal Nintendo initialism (Advanced Game Boy) for Game Boy Advance
174	AGC,Adjutant General's Corps (British Army)
175	AGC,Apollo Guidance Computer,Automatic Gain Control
176	AGDC,Australian Game Developers' Conference
177	AGI,Auxiliary Group Intelligence
178	AGL,Above Ground Level
179	AGM,Annual General Meeting
180	AGN,Active Galactic Nucleus
181	AGO,Angola (ISO 3166 trigram)
182	AGP,Accelerated Graphics Port
183	AGRICOLA,Agriculture Online Access
184	AGS,Alaska Ground Station (LandSat)
185	AGTS,Advanced Gunnery Training System
186	AGU,American Geophysical Union
187	AGW,Autonomous Guided Weapon
188	Ah,Ampere-hour
189	AH,Attack Helicopter
190	aH,Attohenry
191	AHA,American Heart Association
192	AHCPR,Agency for Health Care Policy and Research (obsolete; replaced with AHRQ)
193	AHEC,Australian Health Ethics Committee
194	AHPCRC,Army High Performance Computing Research Center
195	AHQ,Air Headquarters
196	AHRQ,Agency for Healthcare Research and Quality
197	AHS,American Housing Survey
198	AI,Air Interdiction,Amnesty International,Artificial Insemination,Artificial Intelligence,Anguilla (ISO 3166 digram)
199	AIA,Aerospace Industries Association,American Institute of Architects,Anguilla (ISO 3166 trigram)
200	AIAA,American Institute of Aeronautics and Astronautics
201	AIC,African Independent Church,Animal Identification Coordinator
202	AICD,Australian Institute of Company Directors
203	AICMFP,And I Claim My Five Pounds
204	AID,U.S. Agency for International Development
205	AIDS,Acquired Immune Deficiency Syndrome
206	AIM,Australian Institute of Management
207	AIMP,Aurora Incremental Modernization Project
208	AIPAC,American Israel Public Affairs Committee
209	AIR,Aircraft Inventory Record
210	AIRFA,American Indian Religious Freedom Act
211	AIRS, Aerometric Information Retrieval System (obsolete; replaced with AFS)
212	AIS,Australian Institute of Sport,Automatic Identification System
213	AISB,(British Society for the Study of) Artificial Intelligence and the Simulation of Behaviour
214	aJ,Attojoule
215	AJ,Azerbaijan (FIPS 10-4 country code)
216	Ajax,Asynchronous JavaScript And XML
217	AJD,Astronomical Julian day
218	AJP,Allied Joint Publication
219	AJPW,All Japan Pro Wrestling
220	AK,Alaska (postal symbol)
221	aK,Attokelvin
222	AKA,Above knee amputation (orthopaedic usage)
223	AKDT,Alaska Standard Daylight Saving Time (UTC−8 hours)
224	AKST,Alaska Standard Time (UTC−9 hours)
225	Al,Aluminium
226	aL,Attolitre
227	ALA,Åland Islands (ISO 3166 trigram)
228	ALAP,As Long/Late As Possible
229	ALARM,Air-Launched Anti-Radar Missile
230	ALB,Albania (ISO 3166 trigram)
231	ALD,Accounting Line Designator (nuclear weapon targeting)
232	ALERT,Advanced Linked Extended Reconnaissance and Targeting,Attack and Launch Early Reporting to Theatre
233	ALF,Africa Leadership Forum,Alien Life Form (cf. ALF (TV series)),Animal Liberation Front
234	ALG,Algeria (IOC and FIFA trigram,but not ISO 3166)
235	ALGOL,ALGOrithmic Language
236	ALOA,Associated Locksmiths of America,Inc.
237	ALOC,Air Lines Of Communication,Average Length of Calls
238	ALPA,Air Line Pilots Association
239	ALS,Amyotrophic Lateral Sclerosis,Automatic Landing System
240	ALSHS,Abraham Low Self-Help Systems
241	ALSP,Aggregate Level Simulation Protocol
242	ALTE,Association of Language Testers in Europe
243	Am,Americium
244	AM-many,including Amplitude Modulation and Ante Meridiem; see entry,Armenia (FIPS 10-4 country code; ISO 3166 digram)
245	AM1,Airman 1st class
246	AMA,American Medical Association,Australian Medical Association
247	AMAPS,Aircraft,Missile,Avionics Performance Simulation
248	AMC,Adaptive modulation and coding (digital communications),U.S. Air Mobility Command,American Motors Corporation,American Movie Classics (TV network; now known simply by the initials),U.S. Army Materiel Command
249	AMCB,U.S. Army/Marine Corps Board
250	AMFR,Age-specific Marital Fertility Rate,Amplitude Modulation Following Response
251	AMFRS,Advanced Multi-Function Radio Frequency System,Automatic Multisensor Feature-based Recognition System
252	AML,Acute Myeloid Leukaemia
253	AMLCD,Active Matrix Liquid Crystal Display
254	AMLO,Andrés Manuel López Obrador (Mexican politician),Anti-Money Laundering Office (Thailand government agency)
255	AMO,Atlantic Multidecadal Oscillation
256	AMOLED,Active-matrix organic light-emitting diode
257	AMOS,Advanced MOrtar System,Air Force Maui Optical and Supercomputing observatory
258	AMP,Adenosine MonoPhosphate,Automated Mission Planner
259	AMRAAM,Advanced Medium-Range Air-to-Air Missile
260	AMRDEC,U.S. Aviation & Missile Research,Development,& Engineering Center
261	AMS,Agriculture Marketing Service,American Mathematical Society
262	AMSAA,U.S. Army Materiel Systems Analysis Activity
263	AMSO,U.S. Army Model and Simulation Office
264	AMSU,Advanced Microwave Sounding Unit
265	AMTE,UK Admiralty Marine Technology Establishment (1977-1984)
266	AN,Andorra (FIPS 10-4 country code),Netherlands Antilles (ISO 3166 digram)
267	aN,Attonewton
268	ANA,Administration for Native Americans,Afghan National Army,All Nippon Airways,Anti-Nuclear Anti-body,Australian National Airways,Australian Natives' Association
269	ANC,African National Congress
270	AND,Andorra (ISO 3166 trigram)
271	ANFO,Ammonium nitrate/fuel oil (explosive)
272	ANGLiCo,Air/Naval Gunfire Liaison Company
273	ANL,Argonne National Laboratory
274	ANM,Acoustic Noise Monitor
275	ANOVA,ANalysis Of VAriance
276	ANS,Applied and Natural Sciences
277	ANSI,American National Standards Institute
278	ANT,Netherlands Antilles (ISO 3166 trigram),Antigua and Barbuda (IOC trigram,but not ISO 3166 or FIFA)
279	ANTM,America's Next Top Model
280	ANTY,Acronyms,No Thank You
281	ANWR,Arctic National Wildlife Refuge /ˈænwɑr/
282	ANZ,Australia and New Zealand Banking Group
283	ANZAC,Australian and New Zealand Army Corps
284	AO,Angola (FIPS 10-4 country code; ISO 3166 digram),Approach Officer (submarine),Area of Operations
285	AOC,Air Operations Centre,Air Officer Commanding
286	AOD,Adrenalin O.D. (punk rock band)
287	AOI,Angle Of Incidence Arab Organization for Industrialization
288	AOL,America OnLine
289	AOR,Area of Responsibility
290	AOSTH,Adventures of Sonic the Hedgehog
291	AOTS,Attack of the Show!
292	AOU,American Ornithologists' Union
293	APB,All Points Bulletin (police jargon)
294	APC,Armoured Personnel Carrier,Armour Piercing Capped (ammunition)
295	APCNR,Armour-Piercing,Composite Non-Rigid (ammunition)
296	APCR,Armour-Piercing,Composite Rigid (ammunition)
297	APDS,Armour-Piercing,Discarding-Sabot (ammunition)
298	APEC,Asia Pacific Economic Cooperation
299	APEDS,AMSAA Performance Estimates Data System
300	APEX,Applied Physics Express
301	APFSDS,Armour-Piercing,Fin-Stabilised,Discarding Sabot (ammunition)
302	APHA,American Public Health Association
303	APHE,Armour-Piercing,High Explosive (ammunition)
304	APHIS,Animal and Plant Health Inspection Service
305	APOD,Aerial Port (Airport) Of Debarkation
306	APOE,Aerial Port (Airport) Of Embarkation
307	APOLLO,Apache Point Observatory Lunar Laser-ranging Operation
308	APP,Allied Procedural Publication
309	APR,Annual Percentage Rate
310	APS,Advanced Photo System (cf. APS-C,an image sensor format based on the size of the original APS film frame),American Physical Society,Antiphospholipid Antibody Syndrome,AQ[edit]
311	AQ,AdventureQuest,American Samoa (FIPS 10-4 territory code),Antarctica (ISO 3166 digram),Automatic qualifier,a term used by U.S. sports media from 1998 to 2013 to refer to the six conferences whose champions automatically entered the now-defunct Bowl Championship Series of college football
312	AQIM,Al-Qaeda in the Islamic Maghreb
313	AR,Argentina (FIPS 10-4 country code; ISO 3166 digram),Arkansas (postal symbol),Armour,Arunachal Pradesh (Indian state code)
314	Ar,Argon
315	ARAG,Advanced Research and Assessment Group
316	ARB,Administrative Review Board
317	ARBA, Army Review Boards Agency
318	ARC,Arc-second Raster Chart,Appalachian Regional Commission
319	ARCA,Automobile Racing Club of America
320	ARCENT,United States Army Central Command
321	ARDA,Advanced Research and Development Activity (became DTO 2006)
322	ARE,UK Admiralty Research Establishment (-1991),United Arab Emirates (ISO 3166 trigram)
323	ARF,ASEAN Regional Forum
324	ARG,Argentina (ISO 3166 trigram)
325	ARH,Armed Reconnaissance Helicopter
326	ARI,Acute Respiratory Infection,U.S. Army Research Institute for the Behavioral and Social Sciences
327	ARL,UK Admiralty Research Laboratory (1921-1977),U.S. Army Research Laboratory,UIUC Aviation Research Laboratory
328	ARM,Anti-Radiation Missile,Adjustable-rate mortgage,Armenia (ISO 3166 trigram)
329	ARNet,Acquisition Reform Network
330	ARP,Applied Research Programme
331	ARPA,Advanced Research Projects Agency
332	ARRC,ACE Rapid Reaction Corps
333	ARRF,Allied Rapid Reaction Force
334	ARRL,American Radio Relay League
335	ARSC,Arctic Region Supercomputing Center
336	ARSPACE,U.S. Army Space Command
337	ART,Adaptive Resonance Theory,Anti-Retroviral Therapy
338	ARTCC,Air Route Traffic Control Center
339	AS,ActionScript
340	AS,American Samoa (postal symbol; ISO 3166 digram),Australia (FIPS 10-4 country code),Assam / Asom (Indian state code)
341	As,Arsenic
342	aS,Attosiemens
343	ASA,AcetylSalicylic Acid,American Standards Association,Army Security Agency,Atlantic Southeast Airlines
344	ASAP,As Soon As Possible
345	ASARS,Advanced Synthetic Aperture Radar System,Airborne Search and Rescue System
346	ASB,Associated Student Body,Alternative Service Book (Church of England)
347	ASBO,Anti-Social Behaviour Order
348	ASCAP,American Society of Composers,Authors,and Publishers
349	ASCC,Army Service Component Commander,Automatic Sequence Controlled Calculator,Air Standardization Coordinating Committee
350	ASCII,American Standard Code for Information Interchange
351	ASD,(U.S.) Assistant Secretary of Defense,autism spectrum disorder
352	ASDIC,Allied Submarine Detection Investigation Committee (Sonar)
353	ASEAN,Association of Southeast Asian Nations
354	ASFAR,Americans for a Society Free of Age Restrictions
355	ASG,Area Support Group
356	ASIC,Australian Securities and Investments Commission,Aviation Security Identification Card
357	ASIO,Australian Security Intelligence Organisation,Audio stream input output
358	ASIP,Advanced System Improvement Program,Army Stationing and Installation Plan,Application-specific instruction-set processor
359	ASM,Air-to-Surface Missile,American Samoa (ISO 3166 trigram),American Society for Metals,American Society for Microbiology
360	ASMB,American Society for Matrix Biology,Adult Swim Message Board
361	ASME,American Society of Mechanical Engineers,American Society of Magazine ors
362	ASN,Associate of Science in Nursing
363	ASOC, Air Sovereignty Operations Centre,Air Support Operations Centre,Airport Security and Operations Centre,Antarctic and Southern Ocean Coalition,Atlanta Symphony Orchestra Chorus,Australian Standard Offence Classification
364	ASP,Active Server Pages,American Society of Primatologists,Ammunition Supply Point,Application Service Provider (cf internet service provider),Astronomical Society of the Pacific,Association of Surfing Professionals
365	ASPI,Australian Strategic Policy Institute
366	ASR,Alkali-silica reaction,Anti Slip Regulation
367	ASRAAM,Advanced Short-Range Air-to-Air Missile
368	ASSC,Association for the Scientific Study of Consciousness
369	AST,Atlantic Standard Time (UTC−4 hours)
370	ASTIA,Armed Services Technical Information Agency
371	ASTM,American Society for Testing and Materials
372	ASTREA,Aerial Support To Regional Enforcement Agencies (sheriff's air support unit)
373	ASUW,AntiSUrface Warfare
374	ASVAB,Armed Services Vocational Aptitude Battery(taken by juniors in high school in the USA)
375	ASW,AntiSubmarine Warfare
376	ASWORG,(U.S.) AntiSubmarine Warfare Operations Research Group
377	At,Astatine
378	aT,Attotesla
379	ATAC,Air Transportable Acoustic Communications
380	ATACMS,Army TACtical Missile System
381	ATAPI,Advanced Technology Attachment Packet Interface
382	ATAS,Air-To-Air Stinger (missile)
383	ATAT,Aiken Tactical Airsoft Team / Star Wars vehicle
384	ATCCIS,Army Tactical Command and Control Information System
385	ATESS,Aerospace and Telecommunications Engineering Support Squadron
386	ATG,Antigua and Barbuda (ISO 3166 and FIFA trigram)
387	ATGM,Anti-Tank Guided Missile
388	ATGW,Anti-Tank Guided Weapon
389	ATI,Allied Telesyn International,Inc.,Array Technologies Incorporated. (ATI Technologies)
390	Atisbo,a Local Government Area in Nigeria named for constituent communities (Ago-Are,Tede,Irawo,Sabe,Baasi,Ofiki and Owo)
391	ATK,Attack
392	ATSD,(U.S.) Assistant Secretary of Defense
393	ATSDR,Agency for Toxic Substances and Disease Registry
394	ATV,All-Terrain Vehicle
395	Au,Gold (Latin Aurum)
396	AUS,Australia (ISO 3166 trigram)
397	Auslan,Australian Sign Language
398	AUT,Austria (ISO 3166 trigram)
399	AUTL,Army Universal Task List
400	Av,Aperture value (photographic mode)
401	aV,Attovolt
402	AVA,American Viticultural Area
403	AVB,Audio Video Bridging
404	AVDLR,Aviation Depot Level Repair
405	AVIM,Aviation Intermediate Maintenance
406	AVLB,Armoured Vehicle Launched Body
407	AVO,Apprehended Violence Order
408	AVP,Arubaanse Volkspartij
409	AVP,Association of Volleyball Professionals
410	AVRE,Armoured Vehicle Royal Engineers
411	AVUM,Aviation Unit Maintenance
412	AVVO,Acute Vaginal Venereal Outbreak
413	AW,Aruba (ISO 3166 digram)
414	aW,Attowatt
415	AWA,American Wrestling Association
416	AWC,Air Warfare Centre
417	AWD,All Wheel Drive
418	AWE,Advanced Warfighting Experiment
419	AWP,Awaiting Parts (SM&R code)
420	AWSIM,Air Warfare SIMulation
421	AWST,Australian Western Standard Time
422	AWW,Above Water Warfare
423	AX,Åland Islands (ISO 3166 digram)
424	AXP,Ambulance eXchange Point
425	AY,Antarctica (FIPS 10-4 territory code)
426	AYBABTU,All Your Base Are Belong To Us
427	AYU,As Yet Unknown
428	AZE,Azerbaijan (ISO 3166 trigram)
429	BBQ,Barbecue
430	BCC,Blind Carbon Copy
431	BEL,Belgium (ISO 3166 trigram)
432	BEN,Benin (ISO 3166 trigram)
433	BEO,Banquet Event Order
434	BERC,Business Environmental Resource Center
435	BER,Bit Error Rate
436	BHR,Bahrain (ISO 3166 trigram)
437	BNS,Bank of Nova Scotia
438	BNSF,Burlington Northern Santa Fe (also AAR reporting mark)
439	BOAC,British Overseas Airways Corporation (predecessor of British Airways)
440	BoAML,Bank of America Merrill Lynch
441	BÖC,Blue Öyster Cult
442	BOFH,Bastard Operator From Hell
443	BOGA,Bend Over and Grab Ankles
444	BOGs,Bunch of Guys
445	BOL,Bolivia (ISO 3166 trigram)
446	BOP,Balance of Payments,
447	BOPB,Biarritz Olympique Pays Basque (the complete name of the rugby club),
448	BOPD,Barrel of Oil Per Day
449	BOS,Battlefield Operating System
450	BRA,Brazil (ISO 3166 trigram)
451	BRAG,Bicycle Ride Across Georgia
452	BS,The Bahamas (ISO 3166 digram),Bassas da India (FIPS 10-4 territory code),Bachelor of Science degree,British subject
453	BSatCoP,Benjamin Sniddlegrass and the Cauldron of Penguins
454	BSNL,Bharat Sanchar Nigam Limited,Bachelor of Science in Nursing
455	BSoD,Blue Screen of Death (distinct from BSD)
456	BSW,British Standard Whitworth (screw thread)
457	BSX,Bendigo Stock Exchange
458	Bt,Baronet,Bacillus thuringiensis
459	BTO,Built To Order
460	BTP,British Transport Police
461	BTU,British Thermal Unit
462	BTW,By The Way
463	BU,Bulgaria (FIPS 10-4 country code) -,Burma (ISO 3166 digram; obsolete since 1989)
464	BUAV, British Union for the Abolition of Vivisection
465	BUNO,Bureau Number (aircraft serial number)
466	BUR,Burma (ISO 3166 trigram; obsolete since 1989)
467	BVR,Beyond Visual Range,
468	BVT,Bouvet Island (ISO 3166 trigram),
469	BW,Bring Wedges (ISO digram)
470	BW,Botswana (ISO 3166 digram)
471	BWA,Botswana (ISO 3166 trigram)
472	BWC,Biological and Toxin Weapons Convention
473	BWR,Boiling-Water Reactor
474	BX,Base eXchange
475	BY,Burundi (FIPS 10-4 country code) -,Belarus (ISO 3166 digram)
476	BYOC,Bring Your Own Computer (play on BYOB)
477	BYOF,Bring Your Own Flask
478	BYS,Byelorussian Soviet Socialist Republic (ISO 3166 trigram; obsolete since 1992)
479	BYU,Brigham Young University
480	BZ,Belize (ISO 3166 digram)
481	BZP,Benzylpiperazine
482	c,Centi
483	c2c,the British rail company formerly known as LTS Rail
484	Ca,Calcium
485	CACM,Central American Common Market
486	CACM,Communications of the ACM
487	CADPAT,CAnadian Disruptive PATtern
488	CAEn,Close Action Engagement (constructive simulation)
489	CAFAD,Combined Arms For Air Defence
490	CAFE,Corporate Average Fuel Economy standard
491	CAI,Computer Assisted Instruction
492	CAIR,Council on American-Islamic Relations
493	CALL,Center for Army Lessons Learned
494	CalPERS,California Public Employees' Retirement System
495	Caltrans,California Department of Transpotation
496	CAMRA,CAMpaign for Real Ale
497	CAN,Canada (ISO 3166 trigram)
498	CANA,Convulsive Antidote,Nerve Agent
499	CANDU,CANada Deuterium Uranium (nuclear reactor design)
500	CARMONETTE,Computerized Monte Carlo Simulation
501	CARP,Computed Air Release Point
502	CART,Championship Auto Racing Teams (now defunct)
503	CASA,Civil Aviation Safety Authority
504	CASS,Command Activated Sonobuoy System
505	CASTFOREM,Combined Arms and Support Task FORce Evaluation Model
506	CASTOR,Canadian Automatic Small Telescopes for Orbital Research
507	CATK,Counterattack
508	CATS,Computer Active Technology Suspension
509	CATT,Combined Arms Tactical Trainer
510	CAV,Cavalry
511	CAW,Canadian Auto Workers (trade union)
512	CBLA,Comparative bullet lead analysis
513	CBM,Canadian Baptist Ministries
514	CBM,Commodore Business Machines
515	CBML,Coalition Battle Management Language
516	CBN,CardsApp Brand Number
517	CBOL,Consortium for the Barcode of Life
518	CBOT,Chicago Board of Trade
519	CBR,Case-Based Reasoning
520	CC,carbon copy
521	CCA,Counter Command Activity
522	CCF,Cartoon Cartoon Fridays
523	CCGH,Canadian Coast Guard Hovercraft
524	CCH,Computer-Controlled Hostile
525	CCOP,Coalition Common Operating/Operational Picture
526	CCPA,Consumer Credit Protection Act
527	CCR,Creedence Clearwater Revival
528	CCRAp,Canadian Conservative Reform Alliance party
529	CCRP,Command and Control Research Program
530	CCRTS,Command and Control Research and Technology Symposium
531	CCSCS,Consultative Committee for Space Data Systems
532	CCSCS,Coordinadora de Centrales Sindicales del Cono Sur
533	CCSK,Cyclic Code Shift Keying
534	CCT,Current Commitments Team
535	Cd,Cadmium
536	cd,Candela
537	CD,Compact Disc
538	CD1,Cluster of Differentiation 1 (a small gene family)
539	CDA,UK Centre for Defence Analysis
540	CDC,Control Data Corporation,Cult of the Dead Cow
541	CDD,Capabilities Development Document
542	CDE,Chemical Defence Equipment
543	CDipAF,Certified Diploma in Accounting and Finance
544	CDL,Commercial driver's license
545	CDMA,Code Division Multiple Access
546	CDMSII,Cryogenic Dark Matter Search II
547	Cdr,Commander
548	CDS,Chief of the Defence Staff,Credit default swap
549	CDT,Central Daylight Time (UTC−5 hours)
550	Cdt,Commandant
551	Ce,Cerium
552	CE,Christian/Common Era
553	CEA,Campaign Effectiveness Analysis
554	CECOM,U.S. Army Communications and Electronics Command
555	CEI,Competitive Enterprise Institute
556	CENTCOM,United States Central Command
557	CENTO,Central Treaty Organization (Baghdad Pact)
558	CEO,Chief Executive Officer
559	CEP,Circular Error Probable
560	CERT,Computer Emergency Response Team
561	CESS,Centre for Earth Science Studies (India)
562	CEST,Central European Summer Time
563	CET,Central European Time
564	CEWC,Council for Education in World Citizenship
565	Cf,Californium
566	CFES,Continuous Flow Electrophoresis System
567	CFFZ,Call For Fire Zone
568	CFHT,Canada-France-Hawaii Telescope
569	CFI,Center for Inquiry (CSICOP)
570	CFLCC,Coalition Forces Land Component Command
571	CFM,Certified Facilities Manager
572	CFO,Chief Financial Officer
573	CFRP,Carbon fibre reinforced plastic
574	CFS,Chronic Fatigue Syndrome
575	CFSP,Common Foreign and Security Policy
576	CFU,Colony Forming Unit in Microbiology
577	CFV,Cavalry Fighting Vehicle
578	CFZ,Critical Friendly Zone
579	CGH,Comparative Genomic Hybridisation
580	CGIG,Cross-Government Implementation Group
581	CGS,Chief of the General Staff
582	CGT,Capital Gains Tax
583	ch,ch(L) is used to denote the Chern character of a line bundle
584	CHAMPUS,(U.S.) Civilian Health and Medical Program of the Uniformed Services (now known as TRICARE)
585	CHAOS,Cambridge Heart Anti-Oxidant Study
586	CHAPS,Clearing House Automated Payment System
587	CHDK,Canon Hack Development Kit (Canon camera firmware hack)
588	CHiP,California Highway Patrol
589	CHIPS,Cosmic Hot Interstellar Plasma Spectrometer
590	CHL,Chile (ISO 3166 trigram)
591	CHLA,Core Historical Literature of Agriculture
592	CHN,China (ISO 3166 trigram)
593	CHOGM,Commonwealth Heads of Government Meeting
594	CHP,California Highway Patrol,Combined Heat and Power
595	CHPSO,California Hospital Patient Safety Organization
596	CHRS,Canadian Heart Rhythm Society
597	CHT,Certified Hand Therapist
598	Ci,Curie
599	CIB,Complete In Box (Internet auction/trading listings)
600	CIBC,Canadian Imperial Bank of Commerce
601	CID,Certified Interior Designer
602	CIEF,Comité international d'enregistrement des fréquences (International Frequency Registration Board)
603	CIF,Cost,Insurance,and Freight (Paid) (shipping)
604	CINC,Commander in Chief
605	CINEOS,Campo Imperatore Near-Earth Object Survey
606	CIO,Chief information officer,Congress of Industrial Organizations
607	CIPE,(European) Centre for International Political Economy
608	CIR,(Commander's) Critical Information Requirements
609	CIR,Corotating Interaction Region
610	CISA,(U.S.) C4I Integration Support Activity
611	CISB,Complete In Sealed Box (Internet auction/trading listings)
612	CISPR,Comité international spécial des perturbations radioélectriques (Special International Committee on Radio Interference)
613	CISSP,Certified Information Systems Security Professional
614	CIV,Côte d'Ivoire (ISO 3166 trigram)
615	CIVETS,Colombia,Indonesia,Vietnam,Egypt,Turkey,South Africa (economics)
616	CIVPOP,Civilian Population
617	CIWS,Close-In Weapon System
618	CJCS,Chairman of the Joint Chiefs of Staff
619	CJO,Chief of Joint Operations
620	CJTF,Combined Joint Task Force
621	CKND,Codename: Kids Next Door
622	Cl,Chlorine
623	CLA,Clutterers Anonymous
624	CLEC,Competitive Local Exchange Carrier
625	CLEMARS,California Law Enforcement Mutual Aid Radio System
626	CLIC,Compact LInear Collider
627	CLO,Cornell Lab of Ornithology
628	CLOS,Command to Line-Of-Sight (missile control system)
629	CLPFC,CentroLateral PreFrontal Cortex
630	CLRP,College Loan Repayment Program
631	Cm,Curium
632	CMHC,Canada Mortgage and Housing Corporation
633	CMIIAW,Correct me if I am wrong
634	CMIS,Common management information service
635	CMJ,Christopher Martin-Jenkins (BBC sports commentator)
636	CML,Chemical,Chronic Myelogenous Leukemia (formerly Chronic Myeloid Leukemia)
637	CMM,Capability Maturity Model
638	CMMC,Corps Materiel Management Centre
639	CMP,Common [Operating/Operational] Maritime Picture
640	CMPD,Charlotte Mecklenburg Police Department
641	CMPD,Chronic Myeloproliferative Disease
642	CMT,Country Music Television
643	CMYK,Cyan Magenta Yellow Key/blacK (colour model)
644	CNBC,Consumer News and Business Channel
645	CNF,Cost and Freight
646	CNI,Clinical Nursing Intern
647	CNV,Copy-Number Variable (genetics)
648	Co,Cobalt
649	COB,Close Of Business [day]
650	COBRA,Consolidated Omnibus Budget Reconciliation Act of 1985
651	CoDA,Co-Dependents Anonymous
652	COGENT,Cognitive Objects within a Graphical EnviroNmenT
653	COIL,Chemical Oxygen Iodine Laser
654	COK,Cook Islands (ISO 3166 trigram)
655	COL,Colombia (ISO 3166 trigram)
656	COLA,Cost Of Living Adjustment
657	COM,Comoros (ISO 3166 trigram),Component Object Model
658	COMECON,Council for Mutual Economic Assistance (economic counterpart of the Warsaw Pact,1949-1991)
659	CONAD,U.S. Continental Air Defense Command
660	CONCACAF,Confederation Of North,Central American and Caribbean Association Football
661	CONUS,Continental United States
662	COO,Chief Operating Officer
663	COPE,U.K. Committee On Publication Ethics
664	COPUS,U.K. Committee on the Public Understanding of Science
665	CORD,Common Operational Requirements Document
666	CORE,Consortium for Oceanographic Research and Education
667	COROT,COnvection,ROtation and planetary Transits
668	COS,Cooper Ornithological Society
669	COSER,COoperative SERvice
670	CoT,Car of Tomorrow (former NASCAR race car design)
671	COTS,Commercial Off The Shelf
672	CPA,Certified Public Accountant
673	CPCU,Certified Property Casualty Underwriter
674	CPD,Capabilities Production Document
675	CPE,Certificate of Proficiency in English
676	CPE,Certified Professional Ergonomist
677	CPG,Clinical Practice Guideline
678	CPI,CERDEC Command,Power and Integration
679	CPIM,Certification on Production and Inventory Management
680	CPIR,Computationally-Private Information Retrieval
681	CPON,Certified Pediatric Oncology Nurse
682	CPPCC,Chinese People's Political Consultative Conference
683	CPR,Canadian Pacific Railway
684	CPR,Cardiopulmonary resuscitation
685	CPSM,Continuous Phase Shift Modulation
686	CPSU,Communist Party of the Soviet Union
687	CPT,Contingency Planning Team
688	CPU,Contract Postal Unit
689	CPV,Cape Verde (ISO 3166 trigram)
690	CPX,Command Post eXercise
691	Cr,Chromium
692	CRAM,Combined Radiometric Correction Model
693	CRD,Capstone Requirements Document
694	CREB,Cyclic AMP-response Element Binding (protein)
695	CREN,Christian Real Estate Network Real Estate Association
696	CRIPL,Consolidated Remain-In-Place List
697	CRTC,Canadian Radio-television and Telecommunications Commission
698	Cs,Caesium
699	CSERIAC,(U.S. DoD) Crew Systems Ergonomics Information Analysis Center
700	CSG,Corps Support Group
701	CSI,see entry
702	CSICOP,Committee for the Scientific Investigation of Claims of the Paranormal (became the Committee for Skeptical Inquiry in 2006)
703	CSIP,Commercial Stable Image Platform (AMD)
704	CSK,Czechoslovakia (ISO 3166 trigram; obsolete since 1993)
705	CSL,U.K. Central Science Laboratory
706	CSPI,Center for Science in the Public Interest
707	CSR,Control Supply Rate
708	CSR,Corporate Social Responsibility
709	CSRC,Conflict Studies Research Centre
710	CSRF,Cross-Site Request Forgery
711	CST,Central Standard Time (UTC−6 hours)
712	CTBT,Comprehensive [Nuclear] Test Ban Treaty
713	CTDB,Compact Terrain Data Base (file format)
714	CTE,Canton and Enderbury Islands (ISO 3166 trigram; obsolete 1984),Chronic traumatic encephalopathy
715	CTGF,connective tissue growth factor
716	CTI,Co-operative Target Identification
717	CTIL,Critical Tracked Items List
718	CTIS,Central Tire Inflation System
719	CTMS,Clinical Trial Management System
720	CTO,Chief Technical Officer,Chief Technology Officer
721	CTS,Clear-To-Send,Collective Training Standards,Communications Technology Service,Contract Technical Services,Conversation Time Sharing,COSMIC Top Secret
722	CTSS,Compatible Time-Sharing System
723	CTU,Counter Terrorist Unit (fictional branch of the Central Intelligence Agency in the television action series 24)
724	CTVT,Canine Transmissible Venereal Tumour
725	CU,Carrie Underwood,Cuba (FIPS 10-4 country code; ISO 3166 digram)
726	Cu,Copper (Latin Cuprum)
727	CUB,Cuba (ISO 3166 trigram)
728	CUCV,Commercial Utility Cargo Vehicle
729	CUPS,Common Unix Printing System
730	CUPW,Canadian Union of Postal Workers
731	CUREA,Consortium for Undergraduate Research and Education in Astronomy
732	CuW,Copper-tungsten pseudo-alloy (from the chemical symbols of the two component elements)
733	CUW,Curaçao (ISO 3166 trigram)
734	CV,curriculum vitae (résumé)
735	CVLL,Crypto Variable Logic Label
736	CVSD,Continuous Variable Slope Delta (modulation)
737	CVT,Continuously Variable Transmission
738	CWC,Chemical Weapons Convention
739	CWRU,Case Western Reserve University
740	CWS,Canadian Wildlife Service
741	CXR,Christmas Island (ISO 3166 trigram)
742	CYM,Cayman Islands (ISO 3166 trigram)
743	CZE,Czech Republic (ISO 3166 trigram)
744	CZF,(Christian Zombie Fan)
745	CZMA,(US) Coastal Zone Management Act
746	d,Deci
747	D,Deuterium
748	DA,Denmark (FIPS 10-4 country code),Debtors Anonymous,U.S. Department of the Army,District Attorney
749	DAES,Defence Acquisition Executive Summary,(UK MoD) Directorate of Analysis,Experimentation and Simulation
750	DAF,Dissolved Air Flotation,a technique used in water treatment
751	DAFIF,Digital Aeronautical Flight Information File
752	DAK,Disney's Animal Kingdom
753	DAO,Division Ammunition Officer
754	DAQ,Data acquisition,Delivered Audio Quality
755	DARE,Drug Abuse Resistance Education
756	DARO,(U.S.) Defense Airborne Reconnaissance Office
757	DARPA,U.S. Defense Advanced Research Projects Agency
758	DART,Disaster Assistance Response Team,Dublin Area Rapid Transit
759	DAS,Defensive Aids Suite
760	DASD,(U.S.) Deputy Assistant Secretary of Defense
761	DASL,Datapoint's Advanced Systems Language
762	DAU,(U.S.) Defense Acquisition University
763	DAWN,(U.S.) Drug Abuse Warning Network
764	dB,Decibel
765	DB,Deutsche Bahn
766	Db,Dubnium
767	DBA,De Bellis Antiquitatis (miniature wargaming rules)
768	DBBL,(U.S. Army Simulation Center) Dismounted Battlespace Battle Laboratory
769	DBDO,Desert BDO
770	DBE,Dame Commander of the Order of the British Empire
771	DBF,Detection By Fire (weapon launch signature)
772	DBR,De Bellis Renationis (miniature wargaming rules)
773	DBRA,Davis-Bacon Related Acts
774	DBS,Direct Broadcast Services (television)
775	DC,da capo,Italian Democrazia Cristiana,Digital Compass,Direct Current,District of Columbia (postal symbol),Douglas Aircraft Company,Dublin Core,Duty Cycle
776	DCA,Defensive Counter Air,Drum Corps Associates,DiChloroAcetate
777	DCAA,(U.S.) Defense Contract Audit Agency
778	DCAS,Devon and Cornwall Archery Society
779	DCC,Dallas Christian College
780	DCD,[Organ] Donation after Cardiac Death
781	DCE,Data Communication Equipment
782	DCFC,Death Cab for Cutie
783	DCI,Detection,Classification and Identification,Drum Corps International,Duellists' Convocation International,now known simply by the initials
784	DCL,Disney Cruise Line
785	DCN,Deacon
786	DCOM,Disney Channel Original Movie
787	DCSOPS,Deputy Chief of Staff for Operations and plans
788	DCW,Digital Chart of the World
789	DCYSC,Discovery Channel Young Scientist Challenge
790	DDA,Deputy District Attorney
791	DDN,U.S. Defense Data Network
792	DDS,Doctor of Dental Surgery
793	DDT,Dichloro-Diphenyl-Trichloroethane (insecticide),Dynamic Debugging Tool (computing),DE[edit]
794	DE,Delaware (postal symbol),Germany (ISO 3166 digram)
795	DEA,Drug Enforcement Administration
796	DEA,Drug Enforcement Agency
797	DEC, Department of Environmental Conservation,Digital Equipment Corporation,Disasters Emergency Committee
798	DeCA,(U.S.) Defense Commissary Agency
799	DEFCON,Defence readiness condition
800	DEFRA,(UK) Department for Environment,Food and Rural Affairs
801	DELT,Dual Ended Line Test (ing)
802	DEM,Data Exchange Mechanism,Digital Elevation Model
803	DEN,Denmark (IOC and FIFA trigram,but not ISO 3166)
804	DEPSECDEF,(U.S.) Deputy Secretary of Defense
805	DERA,British Defence Evaluation and Research Agency (1995-2001)
806	DES,Deep Ecliptic Survey
807	DEU,Germany (ISO 3166 trigram)
808	DFAS,(U.S.) Defense Finance and Accounting Service
809	DFCB,Data Format Control Book
810	DfID,UK Department for International Development
811	DFM,Discrete Field Model see Superluminal motion
812	DFM,Dynamic Flowgraph Methodology
813	DFSP,Dermatofibrosarcoma protuberans
814	DfT,UK Department for Transport
815	DFTBA,Don't Forget To Be Awesome,a term commonly used by the Vlogbrothers
816	DGPS,Differential GPS
817	DGZ,Desired Ground Zero
818	DH,dear husband (increasingly prevalent on social mailing lists,blogs,and bulletin boards),Designated hitter
819	DHA,DocosaHexaenoic Acid
820	DHHS,(U.S.) Department of Health and Human Services
821	DHL,Dalsey,Hillblom,and Lynn (courier service)
822	DHRA,(U.S.) DoD Human Resources Activity
823	DHS,U.S. Department of Homeland Security
824	DHSS,UK Department of Health and Social Security
825	DHTFYSS,U.S. Don't Have Time For You Silly S****
826	DHY,Dahomey (ISO 3166 trigram; became BEN for Benin in 1977)
827	DIA,U.S. Defense Intelligence Agency
828	DIAC,Department of Immigration and Citizenship (Australia) [1]
829	DiC,Design Island Centre (computing usually used in a teaching situation)
830	DICASS,DIrectional Command Activated Sonobuoy System
831	DIFAR,DIrectional Frequency Analysis and Recording
832	DIME,Dense Inert Metal Explosive
833	DINKY,Double Income,No Kids Yet
834	DIP,Dual In-line Package (electronics)
835	DIPS,Defense independent pitching statistics
836	DIR,Defence Industrial Research
837	DIS,Defence Intelligence Staff,(U.S.) Defense Investigative Service,Distributed Interactive Simulation,Draft International Standard (ISO)
838	DISA,U.S. Defense Information Systems Agency,Distinguished Individual Service Award
839	DISCOM,Division Support Command
840	DISE,Deployable Intelligence Support Element
841	DISSTAF,DIS Search and Target Acquisition Fidelity experiment
842	DITY,Do-It-Yourself
843	DIVAD,Division Air Defence
844	DIY,Do It Yourself
845	DJ,Disc Jockey,Dinner Jacket,Djibouti (ISO 3166 digram; FIPS 10-4 country code)
846	DJD,Degenerative Joint Disease,Dublin Julian Day,Discoveries in the Judaean Desert
847	DJI,Djibouti (ISO 3166 trigram)
848	DJS,Director,Joint Staff
849	DK,Denmark (ISO 3166 digram)
850	DL,Dexter's Laboratory
851	DLA,U.S. Defense Logistics Agency,Dental Laboratories Association
852	DLIC,Detachment Left-In-Contact
853	DLIR,Depot-Level Inspection and Repair
854	DLPMC,DorsoLateral PreMotor Cortex
855	DLR,Deutsches Zentrum für Luft,und Raumfahrt (German,German Aerospace Centre),Docklands Light Railway
856	DLRP,Data Link Reference Point
857	DLS,Deep Lens Survey
858	DLSA,(U.S.) Defense Legal Services Agency
859	DLSc,Diploma in Library Science
860	DLSC,U.S. Defense Logistics Services Center,U.S. Defense Logistics Support Command,Department of Library Special Collections (Western Kentucky University Libraries),Direct Loan Servicing Center,Directorate of Land Strategic Concepts (Canada),Dominican Lay Scholars Community
861	DLTBGYD,Don't let the bastards grind you down
862	DM,Dominica (ISO 3166 digram),Dungeon Master (role-playing games)
863	DMA,Designated market area (primarily a U.S. term),U.S. Defense Mapping Agency (became NIMA,then NGA),Direct Memory Access (computing),Dominica (ISO 3166 trigram)
864	DMC,(U.S.) Defense Management Council
865	DMCA,Digital Millennium Copyright Act
866	DMM,Digital Multimeter
867	DMOC,Distributed Mission Operations Centre
868	DMPA,(U.S.) Defense Medical Programs Activity
869	DMPFC,DorsoMedial PreFrontal Cortex
870	DMPK,Drug Metabolism and Pharmacokinetics
871	DMRB,Design Manual for Roads and Bridges
872	DMS,U.S. Defense Message System
873	DMSP,U.S. Defense Meteorological Satellite Program
874	DMT,Dimethyltryptamine
875	DMU,Diesel Multiple Unit,a method of connecting self-propelled railway vehicles together to form a train under the control of one driver.
876	DMV,Department of Motor Vehicles
877	DMZ,DeMilitarized Zone
878	DN,Deacon
879	DNA,U.S. Defense Nuclear Agency,DeoxyriboNucleic Acid,Douglas Noël Adams
880	DNAW,Day Night All Weather
881	DND,Department of National Defence (Canada),Do Not Disturb
882	DNDi,Drugs for Neglected Diseases initiative
883	DNDO,U.S. Domestic Nuclear Detection Office
884	DNK,Denmark (ISO 3166 trigram)
885	DNM,Defence Nuclear Material
886	DNR,Do Not Resuscitate
887	DNS,Domain Name System
888	DO,Dominica (FIPS 10-4 country code),Dominican Republic (ISO 3166 digram),Doctor of Osteopathic Medicine
889	DOA,Dead On Arrival,Dead or Alive
890	DOB,Date Of Birth
891	DOD,U.S. Department of Defense
892	DODAF,U.S. Department of Defense Architectural Framework
893	DoDD,U.S. Department of Defense Directive
894	DoDEA,(U.S.) Department of Defense Education Activity
895	DOE,U.S. Department of Energy
896	DOHC,Dual-OverHead-Cam engine
897	DOI,U.S. Department of the Interior
898	DORA,Defence of the Realm Act
899	DOS,Density of State
900	DOT,Department of Transportation (U.S. federal or state),Damage Over Time (common in World of Warcraft)
901	DOTA,short-form for DEFENSE OF THE ANCIENTS a popular online epic game
902	DotD,Deal of the Day (marketing gimmick)
903	DOTMLPF,Doctrine,Organization,Training,Materiel,Leadership,Personnel,and Facilities (mnemonic)
904	DOW,Died of Wounds
905	DP,Decision Point,Dynamic Programming
906	DP,Division de production (Algerian petroleum company)
907	DPA,UK Defence Procurement Agency
908	DPCO,Double-Pole Change Over
909	DPDT,Double-Pole Double-Throw
910	DPI,Dots Per Inch
911	DPICM,Dual-Purpose Improved Conventional Munition
912	DPKO,UN Department for Peacekeeping Operations
913	DPMO,(U.S.) Defense Prisoner of War/Missing Personnel Office
914	DPPDB,Digital Point Positioning Database
915	DPRE,Displaced Person or Refugee (plural Displaced Persons and Refugees) (originally Displaced Persons,Refugees,Evacuees)
916	DPRK,Democratic People's Republic of Korea
917	DPST,Double-Pole Single-Throw
918	DQ,Dairy Queen,Jarvis Island (FIPS 10-4 country code)
919	DR,Dead Reckoning,Dominican Republic (FIPS 10-4 country code),Danmarks Radio (Danish Broadcasting Corporation)
920	DRA,Defence Research Agency (UK,1991-1995),Democratic Republic of America
921	DRC,Democratic Republic of the Congo
922	DRDC,Defence Research & Development Canada
923	DREA,Defence Research Establishment Atlantic (obsolete 2002)
924	DRES,Defence Research Establishment Suffield (obsolete 2002)
925	DRET,Defence Research Establishment Toronto (obsolete 2002)
926	DREV,Defence Research Establishment Valcartier (obsolete 2002)
927	DRI,Detection,Recognition,Identification,Dietary Reference Intake
928	DRIC,(U.S.) Defense Research Information Center
929	DRL,Daytime Running Lights,Dorman Roberts Ltd.
930	DRMS,(U.S.) Defense Revitalization and Marketing Service
931	DRPR,Drawing Practices
932	DRT,Document Related Technologies
933	Ds,Darmstadtium
934	DS,Dear son (increasingly prevalent on social mailing lists,blogs,and bulletin boards),Defence Scientist,Direct Support,Dust Storm (METAR Code)
935	DSA,(U.S.) Defense Support Activities,Division Support Area
936	DSAA,(U.S.) Defense Security Assistance Agency,Driving Schools Association of the Americas,DECT Standard Authentication Algorithm
937	DSAS,Disney Sing Along Songs
938	DSB,(U.S.) Defense Science Board
939	DSC,Differential Scanning Calorimeter,Digital Selective Calling,Digital Still Camera,Distinguished Service Cross,Doctor of Surgical Chiropody (obsolete),Document structure convention (PostScript programming),Dynamic Stability Control
940	DSCS,U.S. Defense Satellite Communications System
941	DSCSOC,DSCS Operations Center
942	DSD,Defence Studies Department (King's College,London)
943	DSE,Dry Sheep Equivalent
944	DSG,Direct-Shift Gearbox
945	DSID,Dismounted Soldier Identification System
946	DSL,Digital Subscriber Line
947	DSLR,Digital single-lens reflex (camera)
948	DSM,Diagnostic and Statistical Manual of Mental Disorders
949	DSN,Deep Space Network
950	DSP,Defense Standardization Program,Defense Support Program,
951	DSPL,Design Specialists and Plans Language
952	DSR,Deformed Special Relativity
953	DSRV,Deaf Sports Recreation Victoria,Deep Submergence Rescue Vehicle
954	DSS,Digitized Sky Survey,Discarding-Sabot Shell (ammunition)
955	DST,Daylight Saving Time
956	DSTL,British Defence Science and Technology Laboratory
957	DSWA,(U.S.) Defense Special Weapons Agency
958	DTA,Dental Technologists Association
959	DTD,Digital Terrain Data
960	DTE,Data Terminal Equipment,Down To Earth
961	DTG,Date-Time Group
962	DTH,Direct To Home (television)
963	DTI,UK Department of Trade and Industry
964	DTIC,(U.S.) Defense Technical Information Center
965	DTL,Diode-Transistor Logic (electronics)
966	DTLOMS,Doctrine,Training,Leader development,Organization,Materiel,and Soldier (mnemonic)
967	DTMF,Dual-tone multi-frequency signaling
968	DTO,Disruptive Technology Office (was ARDA)
969	DTOMLS,Doctrine,Training,Organization,Materiel,Leader and Soldier development (mnemonic)
970	DTR,Determine The Relationship
971	DTSA,(U.S.) Defense Technology Security Administration
972	DU,Depleted Uranium,Dust (METAR Code)
973	DUI,Data Use Identifier,Data Use Institute,Davis Unified Ignition,Diving Unlimited International,Documento Único de Identidad,Documento Unico de Importación,Driving Under the Influence,Duke University Improv
974	DUMBO,Down Under the Manhattan Bridge Overpass (Brooklyn neighborhood)
975	DUSD,(U.S.) Deputy Under-Secretary of Defense
976	DVLC,UK Driver and Vehicle Licencing Centre
977	DVM,Doctor of Veterinary Medicine
978	DVO,Direct View Optics
979	DVOM,Digital Volt-Ohm Meter
980	DVP,various meanings (disambiguation page)
981	DW,Drum Workshop
982	DWI,Dance With Intensity,Danish West Indies,Diffusion-weighted imaging,Direct water injection,Disaster Welfare Inquiry,Drinking Water Inspectorate,Driving While Intoxicated/Impaired
983	DWIM,Do What I Mean
984	DWM,Doctor Who Magazine
985	DWTS,Dancing with the Stars
986	DWW,Down with Webster
987	DX,Dexterity (role-playing games),DeXtrorphan,Distant (radio),D-Generation X (professional wrestling stable)
988	DXA,Dual-energy X-ray Absorptiometry
989	DXM,DeXtroMethorphan
990	DY,Dahomey (ISO 3166 digram; obsolete since 1977)
991	Dy,Dysprosium
992	DZ,Algeria (ISO 3166 digram),Drizzle (METAR Code),Drop Zone
993	DZA,Algeria (ISO 3166 trigram)
994	E,East
995	EA,Electronic Attack,Emotions Anonymous,Engagement Area,Electronic Arts,Enrolled Agent,Environmental Assessment,Enterprise Architect,Exaampere
996	EABU,Explain Acronyms Before Use
997	EAC,Echelons Above Corps
998	EAPC,Euro-Atlantic Partnership Council
999	EAST,Experimental Advanced Superconducting Tokamak
1000	EBD,Electronic Brake Distribution
1001	EBE,Extraterrestrial Biological Entity
1002	EBO,Effects Based Operations,Encyclopædia Britannica Online,European Board of Ophthalmology
1003	EBSA,Employee Benefits Security Administration
1004	EBW,Electron Beam Welding
1005	EBW,Exploding BridgeWire
1006	ECASS,European Centre for Analysis in the Social Sciences [1]
1007	ECB,England (and Wales) Cricket Board,European Central Bank
1008	ECBR,European Coalition for Biomedical Research
1009	ECCM,Electronic Counter-Counter-Measures
1010	ECFS,Electronic Case Filing System
1011	ECG,Electrocardiogram
1012	ECHO,Each Community Helps Others (EPA programme),Educational Concerns for Hunger Organization,European Commission Host Organization,European Commission Humanitarian aid Office,Exchange Clearing House,Expanded Characteristic Option,Explanatory Coherence by Harmony Optimization
1013	ECHR,European Convention on Human Rights
1014	ECJ,European Court of Justice
1015	ECL,Emitter Coupled Logic (electronics)
1016	ECM,Electronic Counter-Measures,Enterprise Content Management
1017	ECommHR,European Commission on Human Rights
1018	ECS,Emergency Contact System,Enhanced Chip Set (computing),EOSDIS Core System,Extended Chip Set (computing)
1019	ECSC,European Coal and Steel Community (distant ancestor of the EU)
1020	ECT,ElectroConvulsive Therapy
1021	ECtHR,European Court of Human Rights
1022	ECU,Ecuador (ISO 3166 trigram),European Currency Unit (ancestor of the euro)
1023	ECW,Eastern Championship Wrestling/Extreme Championship Wrestling,ED[edit]
1024	EDA,European Defence Agency
1025	EDAC,Error Detection And Correction
1026	EDCS,Environmental Data Coding Specification
1027	EDD,Earliest due date,Electron-detachment dissociation,Elena Delle Donne (American basketball player),Employment Development Department (California state agency),End-diastolic dimension,Expected Date of Delivery (pregnancy)
1028	EDGAR,Electronic Data Gathering,Analysis,and Retrieval (U.S. Securities and Exchange Commission filings database)
1029	EDH,Eastman Dental Hospital
1030	EDS,Electronic Data Systems,Electronic Differential System
1031	EDSA,Epifanio de los Santos Avenue (a major thoroughfare in Manila with great significance to post-1980 Philippines history)
1032	EDT,Eastern Daylight Saving Time (UTC−4 hours)
1033	EDTA,Electric Drive Transportation Association,EthyleneDiamineTetraAcetic acid,EE[edit]
1034	EE,Estonia (ISO 3166 digram; from the country's native name of Eesti),Electrical engineering,Electrical Engineer,E&E,Escape and Evasion (training)
1035	EEC,European Economic Community (predecessor of the EU)
1036	EEG,ElectroEncephaloGram
1037	EENT,End Evening Nautical Twilight
1038	EEO,Equal Employment Opportunity
1039	EEOC,(U.S.) Equal Employment Opportunity Commission
1040	EEZ,Economic Exclusion Zone or Exclusive Economic Zone
1041	EF,Electro-focus (Canon lens mount),Entry Foyer,Exafarad
1042	EFF,Electronic Frontier Foundation
1043	EFL,English as a Foreign Language
1044	EFM,Enterprise Feedback Management
1045	EFOA,European Fuel Oxygenates Association
1046	EFSA,European Food Safety Authority
1047	EFT,Electronic Fund Transfer
1048	EFTA,European Free Trade Area,European Free Trade Association
1049	EFV,Expeditionary Fighting Vehicle
1050	EG,Egypt (ISO 3166 digram; FIPS 10-4 country code)
1051	EGBUS,External Genitalia,Bartholin's glands,Urethra & Skene's glands
1052	EGCG,EpiGalloCatechin-3-Gallate
1053	EGIS,Erieye Ground Interface Segment
1054	EGRET,Energetic Gamma-Ray Experiment Telescope
1055	EGY,Egypt (ISO 3166 trigram)
1056	EH,Exahenry,Western Sahara (ISO 3166 digram)
1057	EHA,Education for All Handicapped Children Act (U.S. federal legislation; since superseded by the Individuals with Disabilities Education Act),Emotional Health Anonymous
1058	EHF,Extremely High Frequency
1059	EHR,Equipment History Record
1060	Ei,Exbi
1061	EI,Ireland (FIPS 10-4 country code; from Éire)
1062	EIA,Environmental Impact Assessment
1063	EIAH,Encyclopedia of Iranian Architectural History
1064	EIAH,Environnements Informatiques pour l'Apprentissage Humain
1065	EIC,East India Company
1066	EICS,East India Company's Service
1067	eID,electronic ID
1068	EIRP,Effective Isotropic Radiated Power
1069	EIS,Environmental Impact Statement
1070	EJ,Exajoule
1071	EK,Equatorial Guinea (FIPS 10-4 country code),Exakelvin
1072	EKG,Electrocardiogram (from German Elektrokardiogramm)
1073	EKMS,Electronic Key Management System
1074	EL,Exalitre
1075	ELF- Earth Liberation Front,Endangered Language Fund,Eritrean Liberation Front,Executable and Linkable Format,Extremely Low Frequency
1076	ELINT,Electronic Intelligence
1077	ELL,English Language Learner
1078	ELM,Edge-Localised Mode (plasma physics)
1079	ELO,Electric Light Orchestra
1080	ELP,Emerson,Lake & Palmer,European Left Party
1081	ELSS,Emergency Life Support Stores
1082	ELT,Emergency Locator Transmitter
1083	EM,ElectroMagnetism/ElectroMagnetic
1084	Em,Exametre
1085	EMA,European Medicines Agency
1086	EMC,Electric Membership Corporation,Electromagnetic Compatibility,Electro-Motive Corporation,European Muon Collaboration,Evergreen Marine Corporation
1087	EMCON,(Electromagnetic) Emissions Control
1088	EMD,General Motors Electro-Motive Division,Engineering and Manufacturing Development,European Missile Defence
1089	EMDG,Euro-Missile Dynamics Group
1090	EMDR,Eye Movement Desensitisation and Reprocessing
1091	EMF,Electromotive force,Epsom Mad Funkers (1990s-2000s indie dance band)
1092	EMG,ElectroMyoGraph
1093	EMO,Emergency Measures Organisation, Emotional
1094	EMP,ElectroMagnetic Pulse
1095	EMS,Emergency Medical Services
1096	EMT,Emergency Medical Technician
1097	EMU,Electric Multiple Unit,a method of connecting self-propelled railway vehicles together to form a train under the control of one driver.
1098	EN,Corps of Engineers,Estonia (FIPS 10-4 country code),Exanewton
1099	ENCODE,Encyclopedia of DNA Elements (human genome data project)
1100	ENE,East North-East
1101	ENG,England (FIFA trigram; not eligible for an ISO 3166 or IOC trigram)
1102	ENT,Ear,Nose and Throat
1103	ENTEC,Euro NATO Training Engineer Centre
1104	ENVL,Envelope
1105	ENY,Enemy
1106	EO,Electro-Optics,Engagement Operations
1107	EOD,Explosive Ordnance Disposal
1108	EOG,ElectroOculoGraphy
1109	EOM,End of Message
1110	EOS,Earth Observation Satellite, Electro-Optical System,Canon's autofocusing system for film and digital SLR cameras,Electrophoresis Operations in Space,a space manufacturing project of the McDonnell Douglas Astronautics Company
1111	EOSAT,Earth Observation Satellite
1112	EOSDIS, Earth Observation Satellite Data and Information System
1113	EOTS,Electro-Optical Tactical Sensor, Eye Of The Storm (World of Warcraft)
1114	EP,European Parliament
1115	EP,Extended play
1116	EPA,EicosaPentaenoic Acid,Environmental Protection Agency
1117	EPCOT,Experimental Prototype Community Of Tomorrow
1118	EPCR,Endothelial protein C receptor,European Professional Club Rugby
1119	EPGS,EOS Polar Ground Sites
1120	EPIRB, Emergency Position Indicating Radio Beacon
1121	EPL,English Premier League
1122	EPOS,Electronic Point Of Sale
1123	EPPA,Employee Polygraph Protection Act
1124	EPR,European Pressurised [Nuclear] Reactor
1125	EPW,Earth Penetrator Weapon/Warhead,Economic and Political Weekly (Indian publication),Enemy Prisoner of War,EQ[edit]
1126	EQ,Emotional Quotient
1127	EQG,Equatorial Guinea (FIFA trigram,but not IOC or ISO 3166)
1128	ER,Emergency Room,Eritrea (ISO 3166 digram; FIPS 10-4 country code)
1129	Er,Erbium
1130	ERA,Earned run average,Engineering Research Associates,Equal Rights Amendment,English Racing Automobiles,European Railway Agency
1131	ERCIM, European Research Consortium for Informatics and Mathematics
1132	ERI,Eritrea (ISO 3166 trigram)
1133	ERLAWS,Eastern Ruapehu Lahar Alarm and Warning System
1134	EROS,Earth Resources Observation System
1135	ERP,Engineer Regulating Point
1136	ERR,Eesti Rahvusringhääling
1137	ERS,Earth Resources Survey
1138	ERTS,Earth Resources Technology Satellite (became Landsat)
1139	ERV,Endogenous RetroVirus
1140	Es,Einsteinium,Exasecond
1141	ES,El Salvador (FIPS 10-4 country code),Electronic warfare Support,Exasiemens,Spain (ISO 3166 digram; from the country's native name of España)
1142	ESA,Electro-Spark Alloying,Endangered Species Act,European Space Agency
1143	ESC,Embryonic Stem Cell,Electronic Stability Control
1144	ESD,ElectroStatic Discharge
1145	ESDP,European Security and Defence Policy
1146	ESE,East South-East
1147	ESH,Western Sahara (ISO 3166 trigram)
1148	ESL,English as a Second Language
1149	ESM,Electronic warfare Support Measures
1150	ESO,European Southern Observatory
1151	ESOL,English for Speakers of Other Languages
1152	ESP,Electronic Stability Program,Extra-sensory perception,Spain (ISO 3166 trigram)
1153	ESPGHAN,European Society for Paediatric Gastroenterology,Hepatology and Nutrition
1154	ESPN,Entertainment and Sports Programming Network
1155	EST,Eastern Standard Time (UTC−5 hours),Estonia (ISO 3166 trigram)
1156	ESU,Emergency Services Unit
1157	ESV,Engineer Support Vehicle
1158	ET,Ethiopia (ISO 3166 digram; FIPS 10-4 country code)
1159	ETF,Emergency Task Force (a special police unit,also jocularly said to stand for Extra-Thick Fuzz)
1160	ETH,Ethiopia (ISO 3166 trigram)
1161	ETI,Extra-Terrestrial Intelligence
1162	ETLA,Extended TLA
1163	ETM,Electronic Technical Manual,Enhanced Thematic Mapper
1164	ETT,Embedded Training Team
1165	EU,Europa Island (FIPS 10-4 country code),European Union
1166	Eu,Europium
1167	EUCOM,(U.S.) European Command
1168	EUUSA,European Union and United States of America
1169	EV,Exavolt
1170	EVA,Earned Value Analysis,Economic value added,Ethylene-Vinyl Acetate,Extra-Vehicular Activity
1171	EVIL,Electronic viewfinder (with) interchangeable lens (a type of digital camera)
1172	EW,Electronic Warfare,Exawatt
1173	EWTN,Eternal Word Television Network
1174	Exatesla,Extra Terrestrial
1175	EXREP,Expeditious Repair (SM&R code)
1176	EZ,Czech Republic (FIPS 10-4 country code),Extraction Zone
1177	F,Farad,Fluorine
1178	f,Femto
1179	fA,Femtoampere
1180	FA,Field Artillery,Financial Aid,Football Association (England)
1181	FA,Food Addicts in Recovery Anonymous
1182	FAAD,Forward Area Air Defence
1183	FAADEZ,Forward Area Air Defence Engagement Zone
1184	FAAFP,Fellow of the American Academy of Family Physicians
1185	FAAN,Fellow of the American Academy of Neurology
1186	FAAN,Fellow of the American Academy of Nursing
1187	FAAQ,Frequently Asked and Anticipated Questions
1188	FAASV,Field Artillery Ammunition Supply Vehicle
1189	FAB,Feline Advisory Bureau (UK feline charity)
1190	FAC,Forward Air Controller,Front of Allies for Change,Frontal Affinity Chromatography,Full Aperture Calibrator
1191	FACA,(US) Federal Advisory Committee Act
1192	FACH,Fuerza Aérea de Chile
1193	FACN,Fellow of the American College of Nutrition
1194	FACP,Fellow of the American College of Physicians
1195	FACS,Fellow of the American College of Surgeons,Formal Aspects of Computing Science,Fluorescent-activated cell sorting
1196	FACTS,Flexible Alternating Current Transmission System
1197	FAD,Flavin Adenine Dinucleotide,Fuck A Duck,Funding Authorization Document
1198	FAH,Federation of American Hospitals,Fine Arts and Humanities,Foreign Affairs Handbook
1199	FAM,Foreign Affairs Manual
1200	FAO,Food and Agriculture Organization
1201	FAPA,Fellow of the American Psychological Association
1202	FAPHA,Fellow of the American Public Health Association
1203	FARP,Forward Arming and Refuelling Point / Forward Area Rearm/refuel Point
1204	FAS,Federation of American Scientists,Fetal Alcohol Syndrome
1205	FASCAM,Family of Scatterable Mines[1]
1206	FASD,Fetal Alcohol Spectrum Disorder
1207	FASEB,Federation of American Societies for Experimental Biology
1208	FAT,Field Artillery Tractor
1209	FAVS,Future Armoured Vehicle System
1210	FAW,Football Association of Wales
1211	FB,Facebook,An on-line social network
1212	FBCS,Fellow of the British Computer Society
1213	FBIDST,Fellow of the British Institute of Dental and Surgical Technologists
1214	FBIS,Foreign Broadcast Information Service
1215	FBM,Board foot
1216	FBR,Fast Breeder Reactor,Foundation for Biomedical Research,Friedman,Billings,Ramsey (now known as Arlington Asset Investment)
1217	FBS-Federal Bureau of Statistics (Pakistan),Fetal bovine serum,Football Bowl Subdivision (U.S. college football),Fukuoka Broadcasting Corporation,FC[edit]
1218	fC,Femtocoulomb
1219	FC,Fire Control,Football Club,Funnel Cloud (METAR Code)
1220	FCC,U.S. Federal Communications Commission
1221	FCE,First Certificate in English
1222	FCF,Financial Free Cash Flow
1223	FCLA,Fraud Claims Law Associate
1224	FCM,Federation of Canadian Municipalities,Fogarty's Cove Music
1225	FCO,UK Foreign and Commonwealth Office
1226	FCW,Florida Championship Wrestling
1227	FD,Falun Dafa
1228	FDA,Food and Drug Administration (U.S.)
1229	FDBK,(I) Feedback
1230	FDC,Federal Detention Center (U.S.),Fire Direction Centre
1231	FDR,Flight Data Recorder,Franklin Delano Roosevelt
1232	FE,Fully Exposed (armoured vehicle target,as opposed to Hull-Down)
1233	Fe,Iron (Latin Ferrum)
1234	FEAR,First Encounter Assault Recon,False Evidence Appears Real
1235	FEAST,Forum for European-Australian Science and Technology Cooperation
1236	FEATS,Festival of European Anglophone Theatrical Societies link title
1237	FEBA,Forward Edge of the Battle Area
1238	FED,Field Emission Display
1239	FEDEP,Federation Development Process (Simulation)
1240	FEF,Frontal Eye Field (neurophysiology)
1241	FENS,Federation of European Neuroscience Societies
1242	FEP,Firepower Enhancement Program,Fleet satellite (FLTSAT) Extremely high frequency (EHF) Package
1243	FES,Flywheel Energy Storage
1244	FEST,Frankfurt English Speaking Theatre link title
1245	FET,Field-effect transistor
1246	FEZ,Fighter Engagement Zone
1247	fF,Femtofarad
1248	FF,Final Fantasy
1249	FFA,Football Federation Australia,Pacific Islands Forum Fisheries Agency,Free-Fire Area,Fusiform Face Area,Future Farmers of America (today the National FFA Organization)
1250	FFB,Frum From Birth (referring to an observant Jew born into a religiously observant family)
1251	FFC,Free For Chat
1252	FFE,Fukuoka Futures Exchange
1253	FFG,Guided Missile Frigate (hull classification symbol)
1254	FFOV,Forward Field Of View
1255	FFS,For Fuck's Sake
1256	FFT,Final Fantasy Tactics,FG[edit]
1257	FG,Falun Gong
1258	fg,Femtogram
1259	FG,Fog (METAR Code),French Guiana (FIPS 10-4 territory code)
1260	FGR,Flickr Group Roulette
1261	fH,Femtohenry
1262	FHFIF,Foster's Home for Imaginary Friends
1263	FHI,Family Health International,Fuji Heavy Industries,Ltd.
1264	FI,Finland (ISO 3166 digram; FIPS 10-4 country code)
1265	FIB,Fucking Illinois Bastard (Wisconsin slang,variants exist)
1266	FIBUA,Fighting In Built-Up Areas
1267	FIC,Fellowship for Intentional Community
1268	FID,Foreign Internal Defence
1269	FIE,Fly-In Echelon
1270	FIFO,First In,First Out
1271	FIFRA,Federal Insecticide,Fungicide,and Rodenticide Act
1272	FIGJAM,Fuck I'm Good,Just Ask Me
1273	FIMPT,Fellow of the Institute of Maxillofacial Prosthetists and Technologists
1274	FIN,Finland (ISO 3166 trigram)
1275	FIRES,Fever Induced Refractory Epilepsy Syndrome or Febrile Infection-Related Epilepsy Syndrome
1276	FISH,Fluorescence In-Situ Hybridisation
1277	FiST,Fire Support Team
1278	FITS,Flexible Image Transport System
1279	FIU,Florida International University
1280	fJ,Femtojoule
1281	FJ,Fiji (ISO 3166 digram; FIPS 10-4 country code)
1282	FJI,Fiji (ISO 3166 trigram)
1283	FJN,Financial Job Network
1284	FK,Falkland Islands (ISO 3166 digram; FIPS 10-4 territory code)
1285	fK,Femtokelvin
1286	FKSM,Fort Knox Supplemental Manual
1287	FKT,Fastest Known Time
1288	fL,Femtolitre
1289	FL,Florida (postal symbol)
1290	FLA,Florida,Front Line Assembly,Future Large Aircraft
1291	FLAB,Four-letter abbreviation
1292	FLAC,Free Legal Advice Centres
1293	FLAC,Free Lossless Audio Codec
1294	FLB,Forward Logistics Base
1295	FLET,Forward Line of Enemy Troops
1296	FLG,Falun Gong
1297	FLIP,Flight Information Publication
1298	FLIR,Forward Looking InfraRed (sensor)
1299	FLK,Falkland Islands (ISO 3166 trigram)
1300	FLOT,Forward Line of Own Troops
1301	FLQ,Free Legal Questions
1302	FLSA,Fair Labor Standards Act
1303	FLTSAT,Fleet Satellite
1304	FLTSATCOM,Fleet Satellite Communication System
1305	FLUBOS,Fat,Lazy,Useless,Bag Of Shit
1306	FM,Factory Mutual http://fmglobal.com
1307	FM,Federal Magistrate (Australian post-nominal),Federated States of Micronesia (postal symbol; ISO 3166 digram; FIPS 10-4 territory code),Field Manual,Flight Manager,Frequency Modulation (electronics)
1308	fm,Femtometre
1309	Fm,Fermium
1310	FMC,Federal Magistrates' Court (an Australian federal court,formerly FMS),Food Machinery Corporation (original name of the company now known as FMC Corporation)
1311	FMCA,Federal Magistrates' Court of Australia (used for citing decisions of the FMC other than family law decisions)
1312	FMCAfam,Federal Magistrates' Court of Australia: family (used for citing family law decisions of the FMC)
1313	FMCG,(Fast Moving Consumer Goods)
1314	FME,Formal Methods Europe
1315	FMECA,Failure Modes and Effect Criticality Analysis
1316	FMJD,Fédération Mondiale du Jeu de Dames[2]
1317	FMLA,Family Medical Leave Act
1318	fMRI,Functional Magnetic Resonance Imaging
1319	FMSF,False Memory Syndrome Foundation
1320	FMTV,Family of Medium Tactical Vehicles
1321	fN,Femtonewton
1322	FNA,Functional Needs Analysis
1323	FOAD,Fuck Off And Die
1324	FOAF,Friend Of A friend
1325	FOB,Forward Operating Base
1326	FoB,Free On Board (shipping)
1327	FOC,Full Operational Capability,First of Class
1328	FoE,Friends of the Earth
1329	FOGC,Federal Oil and Gas Council
1330	FOH,Front Of House
1331	FOIA,Freedom of Information Act
1332	FOM,Federation Object Model
1333	FONSI,Finding of No Significant Impact
1334	FOO,Forward Observation Officer
1335	FOOP,Friends Of Organ Pipes (Volunteer group)
1336	FOR,Field Of Regard,Frame Of Reference
1337	FoS,Family of Systems
1338	FOS,Florida Ornithological Society,Full Operational Status
1339	FOSE,Fallout 3 Script Extender
1340	FOSE,Federal Office Systems Expo
1341	FOT,Free on truck
1342	FOTA,Fellow of the Orthodontic Technicians Association
1343	FOTC,Flight of the Conchords
1344	FOUO,For Official Use Only
1345	FP,French Polynesia (FIPS 10-4 territory code)
1346	FPS,Fire Prevention System
1347	FQ,Baker Island (FIPS 10-4 territory code),French Southern and Antarctic Territories (ISO 3166 digram; obsolete 1979)
1348	FR,France (FIPS 10-4 country code; ISO 3166 digram)
1349	Fr,Francium
1350	FRA,Federal Railroad Administration,France (ISO 3166 trigram)
1351	FRAND,Fair,reasonable,and non-discriminatory (concept in standards-setting and intellectual property law)
1352	FRCP,Federal Rules of Civil Procedure,Fellow of the Royal College of Physicians
1353	FRICBM,Full Range ICBM
1354	FRO,Faroe Islands (ISO 3166 trigram)
1355	FRS,Fellow of the Royal Society,U.S. Federal Reserve System
1356	FRSA,Fellow of the Royal Society of Art
1357	FRY,Federal Republic of Yugoslavia
1358	fs,Femtosecond
1359	fS,Femtosiemens
1360	FSA,Fire Support Area,UK Food Standards Agency,Functional Solution Analysis
1361	FSC,Federal Supply Classification,Forest Stewardship Council (ecological pressure group
1362	FSCL,Fire Support Co-ordination Line
1363	FSE,Fire Support Element
1364	FSF,Free Software Foundation
1365	FSH,Follicle Stimulating Hormone
1366	FSI,Fuel Stratified Injection
1367	FSM,Federated States of Micronesia (ISO 3166 trigram),Flying Spaghetti Monster (satirical religion)
1368	FSO,Fire Support Officer,Flotilla Staff Officer,Foreign Service Officer
1369	FSS,Fire Support Station
1370	FSSP,Families of Structurally Similar Proteins
1371	FST,Finance Support Team,Finlands Svenska Television (Finland's Swedish-language television),Future Soviet Tank (Cold War era)
1372	FSTC,Foreign Science Technology Center (now NGIC)
1373	fT,Femtotesla
1374	FTC,Federal Trade Commission
1375	FTE,Full Time Equivalent
1376	FTL,Faster Than Light
1377	FTS,Flight Termination System used during some rocket launches
1378	FTS,Fuck That Shit
1379	FTW,For The Win (a commonly used phrase used online to indicate success) F@#K The World,Forever Together Where ever (gang slogan)
1380	FU,Smoke (METAR Code)
1381	FUBAR,Fucked/Fouled Up Beyond All Recognition/Repair
1382	FUCK,For,Unlawful,Carnal,Knowledge (Van Halen album title)
1383	FUD,Fear,Uncertainty & Doubt (marketing strategy)
1384	fV,Femtovolt
1385	fW,Femtowatt
1386	FW,Forward
1387	FWC,Football World Cup
1388	FWF,Fixed Word Format
1389	FWI,French West Indies
1390	FWIW,For What It's Worth
1391	FWS,U.S. Fish and Wildlife Service
1392	FWT,Fresh Water Tank
1393	FX,Firefox,Fox Extended,Metropolitan France (ISO 3166 digram; obsolete 1997),Special effect
1394	FXX,Metropolitan France (ISO 3166 trigram; obsolete 1997)
1395	FY,Fiscal Year,Former Yugoslav Republic of Macedonia (NATO country code)
1396	FYA,For Your Agenda
1397	FYDP,Five-Year Defense Plan (U.S.)
1398	FYI,For Your Information
1399	FYROM,Former Yugoslav Republic of Macedonia
1400	FZDZ,Freezing Drizzle (METAR Code)
1401	FZFG,Freezing Fog (METAR Code)
1402	FZRA,Freezing Rain (METAR Code)
1403	G,Gauss,General Audiences (movie rating)
1404	g,Gram
1405	G1,Assistant Chief-of-Staff,Personnel
1406	G10,Group of 10 (G7 + Belgium,Netherlands,Sweden,Switzerland; numbering 11 in fact)
1407	G15,Group of 15 (subset of G77,formed 1989: Algeria,Argentina,Brazil,Chile,Egypt,India,Indonesia,Jamaica,Kenya,Nigeria,Malaysia,Mexico,Peru,Senegal,Sri Lanka,Venezuela and Zimbabwe; currently numbers 17)
1408	G2,Assistant Chief-of-Staff,Intelligence
1409	G20,Group of 20 (G8 + Argentina,Australia,Brazil,China,India,Indonesia,Mexico,Saudi Arabia,South Africa,South Korea,Turkey + current European Union presiding country) (1999)
1410	G24,Group of 24 (subset of G77,formed 1971: Algeria,Argentina,Brazil,Colombia,Côte d'Ivoire,Democratic Republic of the Congo,Egypt,Ethiopia,Gabon,Ghana,Guatemala,India,Iran,Lebanon,Mexico,Nigeria,Pakistan,Peru,Philippines,South Africa,Syria,Sri Lanka,Trinidad and Tobago and Venezuela)
1411	G3,Heckler & Koch G3
1412	G4,Generation Four PowerPC microprocessor,Assistant Chief-of-Staff,Logistics
1413	G5,Generation Five PowerPC microprocessor,Assistant Chief-of-Staff,Public Affairs
1414	G6,Assistant Chief-of-Staff,Information Technology,Group of 6 (France,Germany,United States,Japan,United Kingdom,Italy) (1975)
1415	G7,Assistant Chief-of-Staff,Training,Group of 7 (G6 + Canada) (1976)
1416	G77,Group of 77 (issued from the United Nations Conference on Commerce and Development,1964; currently numbers 133)
1417	G8,Assistant Chief-of-Staff,Finance,Group of 8 (G7 + Russia) (1998)
1418	GA,Gabon (ISO 3166 digram),The Gambia (FIPS 10-4 country code),Gamblers Anonymous,Georgia (postal symbol),Gigaampere,Goa (Indian state code)
1419	Ga,Gallium,Gigaannum
1420	GAAR,General Anti-Avoidance Rule (tax evasion)
1421	GAB,Gabon (ISO 3166 trigram)
1422	GABA,Gamma-AminoButyric Acid
1423	GAD,Generalized Anxiety Disorder
1424	GAF,Garfield and Friends
1425	GALCIT,Guggenheim Aeronautical Laboratory,California Institute of Technology
1426	GAO,U.S. Government Accountability Office
1427	GAW,Global Atmospheric Watch
1428	GB,Gabon (FIPS 10-4 country code),United Kingdom of Great Britain and Northern Ireland (ISO 3166 digram) [glamour boy 7-9/10]
1429	GBBC,Great (Global) Backyard Bird Count
1430	GBE,Knight/Dame Grand Cross of the Order of the British Empire
1431	GBH,Great Bash Heel (Japanese professional wrestling stable),Gregory Bonner Hale (British design and advertising agency),Grievous bodily harm
1432	GBR,United Kingdom of Great Britain and Northern Ireland (ISO 3166 trigram)
1433	GBU,Glide-Bomb Unit,Global Business Unit
1434	GC,East Germany (NATO country code; obsolete 1990),General classification (cycling),General counsel,George Cross (British civil decoration),Gigacoulomb [Grindr cruise]
1435	GCA,Graduate in Claims Administration
1436	GCD,see entry
1437	GCF,Greatest Common Factor
1438	GCI,Ground-controlled interception
1439	GCN,Gamma-ray burst Coordination Network
1440	GCS,Global Coordinate System
1441	GCSE,General Certificate of Secondary Education (UK)
1442	Gd,Gadolinium
1443	GD,Grenada (ISO 3166 digram)
1444	GDC,Game Developers Conference,General Dental Council
1445	GDL,Game Definition Language
1446	GDP,General Dental Practitioner (UK),Gross Domestic Product
1447	GDR,General Distribution Release (Microsoft Term for a software service release; between Hotfix and Service Pack)
1448	GDR,German Democratic Republic (cf. DDR)
1449	GDW,Game Designers Workshop
1450	GE,General Electric,Genetic Engineering (cf. GM),Georgia (ISO 3166 digram)
1451	Ge,Germanium
1452	GEBCO,General Bathymetric Chart of the Oceans
1453	GEC,Great Engineering Challenge
1454	GED,General Educational Development (high school equivalency credential in the U.S. and Canada)
1455	GEEP,Geophysical Equipment Exploration Platform
1456	GEMA,Gas and Electricity Markets Authority,Georgia Emergency Management Agency,Gesellschaft für musikalische Aufführungs,und mechanische Vervielfältigungsrechte (German performance rights organisation),Global Engine Manufacturing Alliance
1457	GEN,Full General (four stars) in the U.S. Army
1458	GEO,Geostationary Earth Orbit,Georgia (ISO 3166 trigram)
1459	GEQ,Equatorial Guinea (IOC trigram,but not FIFA or ISO 3166)
1460	GER,Germany (IOC and FIFA trigram,but not ISO 3166)
1461	GeV,Gigaelectron-volt
1462	GEV,Ground Effect Vehicle
1463	GF,French Guiana (ISO 3166 digram),Gigafarad
1464	GFCF,Gluten-free,casein-free diet,Gross fixed capital formation
1465	GFCI,Ground Fault Circuit Interruptor (aka GFI)
1466	GFE,Girlfriend experience (used in escort services),Good Faith Estimate,Government Furnished Equipment
1467	GFI,Ground Fault Interruptor (aka GFCI)
1468	GFL,German Football League (Germany's Bundesliga for American football; the English-language name is used in German without translation)
1469	GFN,Global Footprint Network
1470	GG,Georgia (FIPS 10-4 country code)
1471	GGK,Good God Karma
1472	GGP,General Game Playing,General Growth Properties (U.S. shopping center owner),GH[edit]
1473	GH,Ghana (ISO 3166 digram; FIPS 10-4 country code),Gigahenry
1474	GHA,Ghana (ISO 3166 trigram)
1475	GHB,gamma-Hydroxybutyric acid
1476	GI,Galvanised Iron,Gastro-Intestinal,General Issue,Gibraltar (ISO 3166 digram; FIPS 10-4 territory code),Government Issue
1477	Gi,Gibi
1478	GIB,Gibraltar (ISO 3166 trigram)
1479	GIG,Global Information Grid
1480	GIN,Guinea (ISO 3166 trigram),Guidelines International Network
1481	GINK,Going Insane Not Knowing,orig. Colorado 2010 M.Kalfas
1482	GINO,Godzilla In Name Only
1483	GJ,Gigajoule,Grenada (FIPS 10-4 country code),Gujarat (Indian state code)
1484	GJD,Geocentric Julian Day
1485	GK,Gigakelvin,Guernsey (FIPS 10-4 territory code)
1486	GL,Gigalitre,Graphics Language,Greenland (ISO 3166 digram; FIPS 10-4 territory code),Grenade Launcher
1487	GLAAD,Gay and Lesbian Alliance Against Defamation
1488	GLAC,General Ledger Accounting Code
1489	GLAST,Gamma-ray Large Area Space Telescope
1490	GLBA,Gramm-Leach-Bliley Act
1491	GLC,Gas-liquid chromatography
1492	GLINT,Gallium-arsenide Laser Illuminator for Night TV,Gated Laser Illuminator for Narrow Television,Gated Laser Intensifier (tape),Gospel Literature International,Graphical Linux Installation Tool
1493	GLP,Guadeloupe (ISO 3166 trigram)
1494	GLV,Gained Life Value
1495	Gm,Gigametre
1496	GMC,U.K. General Medical Council,Gospel Music Channel
1497	GMFSC,Ground Mobile Forces Satellite Communications
1498	GMI,Generic Model Interface,Geometry Model Instance
1499	GMO,Genetically Modified Organism
1500	GMPCS,Global Mobile Personal Communications by Satellite
1501	GMT,Giant Magellan Telescope,Greenwich Mean Time,GN[edit]
1502	GN,Giganewton,Guinea (ISO 3166 digram)
1503	GNAS,Grand National Archery Society
1504	GNB,Guinea-Bissau (ISO 3166 trigram)
1505	GNP,Gross National Product
1506	GNQ,Equatorial Guinea (ISO 3166 trigram)
1507	GnRH,Gonadotropin-Releasing Hormone
1508	GO,Glorioso Islands (FIPS 10-4 territory code)
1509	GOA,General of the Army (United States only)
1510	GOAT,Greatest Of All Time
1511	GOC,General Officer Commanding
1512	GOES,Geostationary Operational Environmental Satellite
1513	GOP,Grand Old Party
1514	GOSC,General Officer Steering Committee
1515	GOSH,Great Ormond Street Hospital
1516	GOSP,Gas/Oil Separation Plant
1517	GOTS,Government off-the-shelf
1518	GPA,Grade Point Average
1519	GPC,Global Path Cache
1520	GPIB,General-Purpose Instrumentation/Interface Bus
1521	GPO,General Post Office
1522	GPPC,Genetics and Public Policy Center
1523	GPR,Ground-Penetrating Radar
1524	GRAIL,Gravity Recovery and Interior Laboratory
1525	GRAS,Generally recognized as safe (FDA list)
1526	GRB,Gamma-Ray Burst
1527	GRC,Greece (ISO 3166 trigram)
1528	GRD,Grenada (ISO 3166 trigram)
1529	GRID,Gay-Related Immune Deficiency (original name of AIDS)
1530	GriT,Girl raised in Texas (Woman presenting firm southern traits/beliefs)
1531	GRL,Greenland (ISO 3166 trigram)
1532	GRP,Graphite-reinforced plastic,see Carbon-fiber-reinforced polymer
1533	GS,General Schedule (US civil service pay scale),General Support,Gigasiemens,South Georgia and the South Sandwich Islands (ISO 3166 digram)
1534	Gs,Gigasecond
1535	GSA,U.S. General Services Administration
1536	GSD,Graphical Situation Display
1537	GSGB,(God send glamour boy 9-10/10)
1538	GSK,GlaxoSmithKline [good sexual karma]
1539	GSN,Game Show Network
1540	GSO,General Services Officer (U.S. Department of State)
1541	GSOH,Good Sense Of Humour
1542	GSP,Georges St-Pierre (Canadian MMA fighter)
1543	GSR,Gun Shot Residue
1544	GSS,Generic Security Services
1545	GST,Goods and Services Tax (Australia,Canada,and other countries)
1546	GSW,Gunshot wound
1547	GT,Gigatesla,Gran Turismo,Grand Touring,Guatemala (FIPS 10-4 country code; ISO 3166 digram)
1548	GTB,Get to bed,namely to get a new job after a long time of searching,usually following a phone call
1549	GTC,Gran Telescopio Canarias (Spanish,Canaries Great Telescope)
1550	GTD,Getting Things Done
1551	GTG,Got To Go (Internet chat)
1552	GTGN,Getty Thesaurus of Geographic Names
1553	GTK,Good To Know (Internet chat)
1554	GTM,Guatemala (ISO 3166 trigram)
1555	GU,Guam (postal symbol; ISO 3166 digram)
1556	GUA,Guatemala (IOC and FIFA trigram,but not ISO 3166)
1557	GUF,French Guiana (ISO 3166 trigram)
1558	GUILT,Gangliated Utrophin Immuno Latency Toxin
1559	GULCR,Grupo de Usuarios de Linux de Costa Rica
1560	GUT,Grand Unification Theory
1561	GV,Gigavolt,Guinea (FIPS 10-4 country code)
1562	GW,Games Workshop,Germ Warfare,Gigawatt,Guided Weapon,Guinea-Bissau (ISO 3166 digram)
1563	GWARS,Ground Warfare System (simulation)
1564	GWAS,Grand Western Archery Society
1565	GWOT,Global War on Terrorism
1566	GWS,Gulf War Syndrome,Greater Western Sydney
1567	GXE,Gene-enivronment interaction
1568	GXM,Matrox Graphics eXpansion Module
1569	GxP,Good X Practice (X can mean: clinical,manufacturing,pharmaceutical,etc.)
1570	GXP,Grid Exit Point,Global Xchange Programme,Indication of highest performance level on some Pontiac vehicles
1571	GY,Guyana (FIPS 10-4 country code; ISO 3166 digram)
1572	GZ,Gaza Strip (FIPS 10-4 territory code),Ground Zero
1573	GZK,Greisen-Zatsepin-Kuzmin cut-off (cosmic ray energies)
1574	h,Hecto
1575	H,Henry,Hydrogen
1576	HA,Haiti (FIPS 10-4 country code),High Availability
1577	HAARP,High Frequency Active Auroral Research Program
1578	HAART,Highly Active Anti-Retroviral Therapy
1579	HAI,Human Awareness Institute
1580	HAL,Hardware Abstraction Layer
1581	HALO,High Altitude Low Opening (parachute jump)
1582	HALT,Highly Accelerated Life Test,Hungry Angry Lonely Tired
1583	HAM,Amateur radio operator
1584	HANS,Head And Neck Support (device used in many race cars)
1585	HARM,High-speed Anti-Radiation Missile
1586	HAT,Highest Astronomical Tide (nautical charts),Hungarian Automated Telescope
1587	HAW,Heavy Antitank Weapon
1588	HAWK,Homing All the Way Killer (air defence system)
1589	HAZ,Heat-Affected Zone
1590	HAZMAT,Hazardous Materials
1591	HBCD,HexaBromoCycloDodecane
1592	HBO,Home Box Office
1593	HBR,Harvard Business Review
1594	HBT,Heterojunction Bipolar Transistor
1595	HBV,Hepatitis B Virus
1596	HCCI,Homogeneous Charge Compression Ignition
1597	HCF,Highest Common Factor
1598	HCSC,Higher Command and Staff Course
1599	HCT,Higher Colleges of Technology,tertiary education institution in the United Arab Emirates (UAE)
1600	HD,Henry Draper (star catalogue),Hull-Down (armoured vehicle target,as opposed to Fully Exposed),High Definition,Huntington's Disease
1601	HDL,High-Density Lipoprotein
1602	HDM,Human Decision-Making
1603	HDR,Henningson,Durham & Richardson (founders of the engineering and construction firm now known by their initials),High dynamic range,a term used in both digital imaging and 3D rendering,Hot Dry Rock (experimental geothermal technology),Human Development Report (UN publication)
1604	HDRA,Henry Doubleday Research Association
1605	He,Helium
1606	HE,High Explosive
1607	HEAT,High Explosive Anti-Tank (ammunition)
1608	HEBA,Hellenic Basketball Clubs Association
1609	HEER,High-Explosive Extended Range (ammunition)
1610	HEIC,Honourable East India Company
1611	HEMP,High-Altitude Electromagnetic Pulse
1612	HEO,High Earth Orbit,Highly Elliptical Orbit
1613	HEOSS,High Earth Orbit Space Surveillance
1614	HEP,High-Explosive Plastic (ammunition)
1615	HEPA,High-Efficiency Particulate Air (filter)
1616	HESH,High-Explosive,Squash-Head (ammunition)
1617	HESV,Heavy Engineering Support Vehicle
1618	HETT,Heavy Equipment Transporting Truck / Heavy Equipment Truck Tractor
1619	HEU,Highly Enriched Uranium
1620	Hewitts,Hills in England,Wales and Ireland over Two Thousand feet (with topographic prominence of at least 30 m)
1621	Hf,Hafnium
1622	HF,High Frequency
1623	HFE,Human Fertilisation and Embryology (UK Act)
1624	HFE,The common-emitter current gain in a BJT transistor (also represented by βF). See: BJT
1625	HFEA,Human Fertilisation and Embryology Authority (UK)
1626	Hg,Mercury (Latin Hydrargyrum)
1627	HGC,UK Human Genetics Commission
1628	HGF,Human Growth Factor
1629	HGTV,Home & Garden Television
1630	HHB,Ha Ha Bonk,The noise made when you laugh your head off. Used instead of LOL...
1631	HI,Hawaii (postal symbol)
1632	HIH,His (or Her) Imperial Highness
1633	HIM,His (or Her) Imperial Majesty
1634	HIMAD,High to Medium Altitude Air Defence (see also H/MAD)
1635	HIMEZ,High Altitude Missile Engagement Zone
1636	HIMYM,How I Met Your Mother
1637	HIPAA,U.S. Health Insurance Portability and Accountability Act
1638	Hipparcos,HIgh Precision Parallax COllecting Satellite
1639	Hird,Hurd of interfaces representing depth (cf. HURD)
1640	HiRISE,High Resolution Imaging Science Experiment
1641	HIT,Health Information Technology
1642	HIV,Human Immunodeficiency Virus
1643	HIWT,Hobart Institute of Welding Technology
1644	HJD,Heliocentric Julian Day
1645	HK,Hong Kong (ISO 3166 digram; FIPS 10-4 territory code)
1646	HKG,Hong Kong (ISO 3166 trigram)
1647	HKS,HyperKinetic Syndrome
1648	hL,Hectolitre
1649	HL,Holding Line
1650	HLA,High Level Architecture (simulation),Human Leukocyte Antigen
1651	HLL,High-Level Language
1652	HLN,Headline News
1653	HLOS,High Level Output Specification
1654	HLVW,Heavy Logistics Vehicle,Wheeled
1655	HM,Heard Island and McDonald Islands (ISO 3166 digram; FIPS 10-4 territory code)
1656	HMCE,Her/His Majesty's Customs and Excise (former UK government department; succeeded by HM Revenue and Customs)
1657	HMCS,Her/His Majesty's Canadian Ship,Her Majesty's Courts Service (former UK agency; succeeded by Her Majesty's Courts and Tribunals Service)
1658	HMD,Heard and McDonald Islands (ISO 3166 trigram)
1659	HMF,HydroxyMethyl Furfural
1660	HMO,Health maintenance organization
1661	HMP,Her Majesty's Prison
1662	HMRC,Her/His Majesty's Revenue and Customs
1663	HMS,Helmet-mounted display,Her/His Majesty's Ship (Royal Navy)
1664	HMSO,Her Majesty's Stationery Office
1665	HMV,His Master's Voice
1666	HN,Honduras (ISO 3166 digram)
1667	HND,Honduras (ISO 3166 trigram)
1668	Ho,Holmium
1669	HO,Honduras (FIPS 10-4 country code)
1670	HOLLAND,Hope Our Love Lasts And Never Dies
1671	HOMES,the Great Lakes; Huron,Ontario,Michigan,Erie,Superior
1672	HONY,Humans of New York,a photoblog.
1673	HOPI,Hybrid Optical and Packet Infrastructure (see Internet2,Abilene Network)
1674	HoReCa,Hotel,Restaurant and Catering
1675	HORIZON,Hélicoptère d'observation radar et d'investigation sur zone (French,Zone Investigation and Radar Observation Helicopter)
1676	HOSTAC,Helicopter Operations from Ships Other Than Aircraft Carriers
1677	HOT,Highly Optimised Tolerance
1678	HOTAS,Hands on throttle-and-stick
1679	HOV,High Occupancy Vehicle
1680	HP,Hewlett-Packard,Hindustan Petroleum,Himachal Pradesh (Indian state code)
1681	hp,horse power
1682	HPA,UK Health Protection Agency
1683	HPCL,Hindustan Petroleum Corporation Limited
1684	HPLC,High Performance Liquid Chromatography
1685	HPT,High[er] Payoff Target
1686	HPV,Human Papilloma Virus
1687	HQ,HeadQuarters,Howland Island (FIPS 10-4 territory code)
1688	HQDA,HeadQuarters,Department of the Army
1689	HR,Croatia (FIPS 10-4 country code; ISO 3166 digram,from the country's native name of Hrvatska),Haryana (Indian state code),Harvard Revised star catalogue,Human Resources
1690	HRBL,High-level Representation of Behavior Language (original name of the Herbal language)
1691	HRD,Human Resource Development
1692	HRED,(U.S. Army Research Laboratory's) Human Research and Engineering Directorate (Aberdeen Proving Ground,Maryland)
1693	HRF,High iness Forces
1694	HRH,His (or Her) Royal Highness
1695	HRM,His (or Her) Royal Majesty
1696	HRM,Human Resource Management
1697	HRT,Hormone Replacement Therapy
1698	HRV,Croatia (ISO 3166 trigram),High Resolution Visible,HS[edit]
1699	Hs,Hassium
1700	HSBC,The Hong Kong and Shanghai Banking Corporation
1701	HSC,Higher School Certificate
1702	HSM,High School Musical
1703	HSMAD,Human Science/Modeling and Analysis Data
1704	HSN,Home Shopping Network
1705	HSPH,Harvard School of Public Health
1706	HSS,Health Service Support,High-Speed Steel
1707	HSSI,High-Speed Serial Interface
1708	HST,see entry
1709	HSV,Herpes Simplex Virus,Hue Saturation Value (colour model),HT[edit]
1710	HTA,HyperText Application
1711	HTC-High Tech Computer Corporation,original name of the company now known simply as HTC,Horry Telephone Cooperative
1712	HTFU,Harden The Fuck Up
1713	HTH,Hope That Helps
1714	HTI,Haiti (ISO 3166 trigram)
1715	HTML,HyperText Markup Language
1716	HTR,Heated Towel Rail
1717	HTS,High-Temperature Superconducting wire
1718	HTTP,HyperText Transfer Protocol
1719	HU,Hungary (ISO 3166 digram; FIPS 10-4 country code)
1720	HUD,Head-Up Display,Housing and Urban Development
1721	HUHA,Head up his/her ass (Marine salute; probably a backcronym)
1722	HUN,Hungary (ISO 3166 trigram)
1723	HURD,Hird of Unix-Replacing Daemons (cf. Hird)
1724	HV,Upper Volta (ISO 3166 digram; obsolete 1984)
1725	HVAC,Heating,ventilation and air conditioning Used in architecture,business and marketing; refers to a building's entire system of heating,moving,or cooling air.
1726	HVAP,High Velocity Armour Piercing (ammunition)
1727	HVHF,High velocity human factors
1728	HVM,High Velocity Missile
1729	HVO,Upper Volta (ISO 3166 trigram; obsolete 1984)
1730	HVP,HarborView Properties,High vacuum process,Hydrolyzed vegetable protein,Human Variome Project,High Velocity Protection,H.V.P. (rapper),High Voltage Protection,High Vapor Pressure,Hub Voice Processor,High-Velocity Projectile,High-Video Pass,High-Velocity Particle
1731	HW,Hardware,High Water (nautical charts)
1732	HWM,Hardware morphing (computer graphics rendering)
1733	HX,IATA code of Hong Kong Airlines,Medical history,Hydrogen halide,Concept automobile by HUMMER
1734	HXB,The glycoprotein Tenascian C
1735	HYS,Harvard,Yale,Stanford (perennially named as the top three law schools in the U.S.)
1736	HZ,Haze (METAR Code)
1737	Hz,Hertz
1738	I,Iodine,One (in Roman numerals)
1739	IA,Iowa (postal symbol)
1740	IAAL,I Am A Lawyer
1741	IAB,International Association for Biologicals
1742	IACREOT,International Association of Clerks,Recorders,Election Officials,and Treasurers
1743	IAD,Ion Assisted Deposition
1744	IADS,Integrated Air Defence System
1745	IAEA,International Atomic Energy Agency
1746	IAF,{i} Industrial Areas Foundation
1747	IAFG,Information Assurance Focus Group
1748	IAI,International African Institute,Israel Aircraft Industries
1749	IANA,Internet Assigned Numbers Authority
1750	IANAL,I Am Not A Lawyer
1751	IAQ,Indoor air quality,Infrequently Asked Questions
1752	IAS,Image Assessment System
1753	IASIP,It's Always Sunny in Philadelphia
1754	IATA,International Air Transport Association
1755	IATF,International Automotive Task Force
1756	IATSE,International Alliance of Theatrical Stage Employees
1757	IAU,International Association of Universities,International Astronomical Union
1758	IAUC,International Astronomical Union Circular
1759	IAW,In Accordance With
1760	IB,International Baccalaureate
1761	IBA,Important Bird Area
1762	IBD,Inflammatory Bowel Disease
1763	IBDM,Information Based Decision Making
1764	IBDS,Integrated Biological Detection System,International Business Development Specialist
1765	IBM,International Business Machines
1766	IBRD,International Bank for Reconstruction and Development (part of the World Bank)
1767	IBS,Irritable Bowel Syndrome
1768	IC,Ice Crystals (METAR Code),Iceland (FIPS 10-4 country code),Integrated Circuit,[inner circle]
1769	ICANN,Internet Corporation for Assigned Names and Numbers
1770	ICAO,International Civil Aviation Organization
1771	ICBM,Intercontinental Ballistic Missile
1772	ICBN,International Code of Botanical Nomenclature
1773	ICC,Integrated Command and Control,International Criminal Court,International Cricket Council,Interstate Commerce Commission,International Chamber of Commerce
1774	ICD,Implantable Cardioverter-Defibrillator,Initial Capabilities Document,International Classification of Diseases
1775	ICE,In case of emergency
1776	ICES,International Council for the Exploration of the Sea
1777	ICF,Intelligent Community Forum
1778	ICM,Improved Conventional Munition,Integrated Collection Management,International Congress of Mathematicians,Iraq Campaign Medal
1779	ICMP,Internet Control Message Protocol
1780	ICNAF,International Commission for the Northwest Atlantic Fisheries (became NAFO in 1978)
1781	ICNI,Integrated Communication,Navigation,and Identification
1782	ICO,Intermediate Circular Orbit
1783	ICP,Inductively coupled plasma,Insane Clown Posse
1784	ICRAF,International Centre for Research in Agroforestry (a.k.a. World Agroforestry Centre since 2002)
1785	ICRISAT,International Crops Research Institute for the Semi-Arid Tropics
1786	ICRL,Individual Component Repair List
1787	ICRS,International Celestial Reference System
1788	ICS,In-Country Support,Intelligence and Communications Systems,Interim Contractor Support
1789	ICSI,Intracytoplasmic Sperm Injection
1790	ICT,Information and communication technologies
1791	ICTH,Island Closest to Heaven/Hell Final Fantasy VIII
1792	ICV,Infantry Carrier Vehicle
1793	ICW,In Co-ordination With,Indonesia Corruption Watch,Infectious and Chemotherapeutic Waste,Insulating Concrete Wall,Integral Crystalline Waterproofing,Interactive Courseware
1794	ICYMI,In Case You Missed It
1795	ICZN,International Code of Zoological Nomenclature,International Commission on Zoological Nomenclature
1796	ID,Idaho (postal symbol),Identity,Indonesia (FIPS 10-4 country code; ISO 3166 digram),Infantry Division,Intelligent Design,ID10T Error,Idiot User Error (IT help desk inside joke)
1797	IDA,U.S. Institute for Defense Analyses,International Development Association (part of the World Bank
1798	IDC,International Data Corporation
1799	IDDI,I don't do initialisms (see irony)
1800	IDE,Integrated Development Environment,Integrated Drive Electronics
1801	IDeA,Improvement and Development Agency,the former name of Local Government Improvement and Development in the United Kingdom
1802	IDEA,Individuals with Disabilities Education Act (U.S.),International Data Encryption Algorithm,International Design Excellence Awards
1803	IDF,Israel Defense Forces,Intel Development Forum,International Dairy Federation
1804	IDGAF,I don't give a fuck
1805	IDK,I don't know
1806	IDKIBTI,I don't know,I'm black,that's it
1807	IDL,Interface Definition Language
1808	IDN,Indonesia (ISO 3166 trigram)
1809	IE,Indo-European languages,Internet Explorer,Ireland (ISO 3166 digram),Iced Earth
1810	IEA,International Energy Agency
1811	IEC,International Electrotechnical Commission
1812	IED,Improvised Explosive Device
1813	IELTS,International English Language Testing System
1814	IER,Information Exchange Requirement
1815	IET,Initial Entry Training
1816	IET,Institution of Engineering and Technology
1817	IETF,Internet Engineering Task Force
1818	IEW,Intelligence and Electronic Warfare
1819	IFAB,International Football Association Board
1820	IFAH,International Federation for Animal Health
1821	IFAP,International Federation of Agricultural Producers
1822	IFC,International Finance Corporation (part of the World Bank),Independent Film Channel
1823	IFF,Identification,Friend or Foe,Individually Fresh Frozen,International Flavors and Fragrances
1824	IFFN,Identification,Friend,Foe,or Neutral
1825	IFO,Identified Flying Object (see also UFO)
1826	IFOR,UN Implementation Force,Institute for Operations Research,International Fellowship of Reconciliation
1827	IFOV,Instantaneous Field of View
1828	IFPI,International Federation of Phonographic Industries
1829	IFRB,International Frequency Registration Board
1830	IFV,Infantry Fighting Vehicle
1831	IG,Inspector General
1832	IGNOU,Indira Gandhi National Open University
1833	IGS,International Ground Station
1834	IGY,Israeli Gay Youth,International Geophysical Year
1835	IHH,Idiopathic Hypogonadotropic Hypogonadism
1836	IHO,International Hydrographic Organization
1837	IHR,Institute for Historical Review
1838	IHSI,Institutum Historicum Societatis Iesu (Jesuit Historical Institute)
1839	II,Two (in Roman numerals)
1840	IICA,Inter-American Institute for Cooperation on Agriculture
1841	IIE,Innovative Interstellar Explorer
1842	III,Three (in Roman numerals)
1843	IIRC,If I Recall/Remember Correctly
1844	IISS,International Institute for Strategic Studies
1845	IIT,Illinois Institute of Technology,Indian Institutes of Technology,Indiana Institute of Technology
1846	IJN,Imperial Japanese Navy (World War II)
1847	IJWP,Interim Joint Warfare Publication
1848	IKEA,Ingvar Kamprad (the company's founder),Elmtaryd (the farm where he was born and raised),Agunnaryd (a village and parish near the farm)
1849	IL,Illinois (postal symbol),Israel (ISO 3166 digram)
1850	ILC,International Law Commission,International Linear Collider
1851	ILDS,Improved Landmine Detection System
1852	ILO,International Labour Organization
1853	ILRI,International Livestock Research Institute
1854	ILY,I Love You [pronounced ILL-LEE]
1855	IM,Isle of Man (FIPS 10-4 territory code),Instant Message (internet speech)
1856	IMA,Intermediate Maintenance Activity,Institute of Mathematics and Applications
1857	IMBD,International Migratory Bird Day
1858	IMDb,Internet Movie Database
1859	IME,In My Experience
1860	IMF,id music file/id's music format (audio file format),Impossible Missions Force,the protagonist organization in the Mission: Impossible media franchise,International Monetary Fund (the most common use for the initialism)
1861	IML,International Mister Leather
1862	IMLAST,International Movement for Leisure Activities in Science and Technology,see MILSET
1863	IMNM,,Immune-mediated necrotizing myopathy a rare,but serious ADR of statins [1]
1864	IMNSHO,In My Not So Humble Opinion
1865	IMPAC,International Merchant Purchase Authorization Card
1866	IMPACT,International Medical Products Anti-Counterfeiting Taskforce
1867	IMPATT,IMPact Avalanche Transit Time diode
1868	IMPT,Institute of Maxillofacial Prosthetists and Technologists
1869	IMRL,Individual Material iness List
1870	IMRO-Internal Macedonian Revolutionary Organization,Irish Music Rights Organisation
1871	IMS,Information Management System,International Meat Secretariat,Ion Mobility Spectrometer
1872	IMSA,Illinois Mathematics and Science Academy,International Mind Sports Association,International Motor Sports Association
1873	IMsL,International Ms. Leather
1874	IMT,Integrated Management Tool
1875	IMU,International Mathematical Union
1876	IN,India (FIPS 10-4 country code; ISO 3166 digram),Indiana (postal symbol),Infantry
1877	In,Indium
1878	INA,Immigration and Nationality Act
1879	INAS,International Near-Earth Asteroid Survey
1880	INCITS,InterNational Committee for Information Technology Standards
1881	IND,India (ISO 3166 trigram)
1882	INDIGO,(U.S.) INtelligence DIvision Gaming Operation
1883	inet,the Internet
1884	INFORMS,(U.S.) Institute for Operations Research and the Management Sciences
1885	INFOSEC,Information Security
1886	INLA,Irish National Liberation Army
1887	INMARSAT,International Maritime Satellite organization
1888	INRI,Iesus Nazarenus Rex Iudæorum (Latin for: Jesus of Nazareth,King of the Jews)
1889	INRIA,Institut national de recherche en informatique et en automatique
1890	INS,Immigration and Naturalization Service
1891	InSAR,Interferometric synthetic aperture radar
1892	INST,Information Standards and Technology
1893	INTERFET,International Force for East Timor
1894	INTSUM,Intelligence Summary
1895	IO,British Indian Ocean Territory (ISO 3166 digram; FIPS 10-4 territory code)
1896	IOC,Initial Operational Capability,Intergovernmental Oceanic Commission,International Olympic Committee,International Ornithological Congress
1897	IOLTA,Interest on Lawyer Trust Accounts (charitable funding mechanism,especially for legal aid)
1898	IOM,Iowa,Ohio,Michigan (soybean origin),Institute of Medicine,International Organisation for Migration,Isle of Man
1899	IONA,Islands of the North Atlantic (alternate name for Great Britain,Ireland,the Isle of Man,and related islands)
1900	IOT,British Indian Ocean Territory (ISO 3166 trigram)
1901	IP,Clipperton Island (FIPS 10-4 territory code),Initial Point,Intellectual Property,Internet Protocol
1902	IPA,India Pale Ale,International Phonetic Alphabet,Isopropyl alcohol
1903	IPB,Intelligence Preparation of the Battlefield
1904	IPCC,Intergovernmental Panel on Climate Change,Independent Police Complaints Commission
1905	IPL,Inferior Parietal Lobule
1906	IPO,Initial Public Offering
1907	IPR,In Progress Review,Intellectual Property Rights,Intelligence Production Requirement
1908	IPT,Integrated Product/Project Team
1909	IPTS,Institute for Prospective Technological Studies
1910	IPTV,Internet Protocol TeleVision
1911	IPW,Interrogation of Prisoners of War
1912	IQ,Intelligence Quotient,Iraq (ISO 3166 digram)
1913	Ir,Iridium
1914	IRA,Individual Retirement Account,Irish Republican Army (see also List of organisations known as the Irish Republican Army for groups claiming descent from this organisation)
1915	IRAD,Internal Research and Development
1916	IRAN,(I) Inspect and Repair As Necessary
1917	IRAS,Infrared Astronomical Satellite
1918	IRB,International Rugby Board
1919	IRBM,Intermediate Range Ballistic Missile
1920	IRC,International Red Cross,International Reply Coupon
1921	IREA,Intermountain Rural Electric Association
1922	IRINN,Islamic Republic of Iran News Network
1923	IRN,Iran (ISO 3166 trigram)
1924	IRO,International Refugee Organisation
1925	IRQ,Iraq (ISO 3166 trigram)
1926	IRS,U.S. Internal Revenue Service
1927	IRST,Infra-red Search and Track
1928	IS,Iceland (ISO 3166 digram),Israel (FIPS 10-4 country code)
1929	ISA,Individual Savings Account,Industry Standard Architecture,Instruction Set Architecture,International Seabed Authority
1930	ISAAA,International Service for the Acquisition of Agri-biotech Applications
1931	ISAF,International Sailing Federation,International Security Assistance Force
1932	ISAR,Inverse SAR (Synthetic Aperture Radar)
1933	ISB,Intermediate Staging Base
1934	ISBN,International Standard Book Number (ISO 2108)
1935	ISCCP,International Satellite Cloud Climatology Project
1936	ISCII,Indian Standard Code for Information Interchange
1937	ISDN,Integrated Services Digital Network
1938	ISEF,Intel International Science and Engineering Fair
1939	ISEN,Internet Search Environment Number
1940	ISF,Internal Security Force
1941	ISI-Indian Standards Institute,former name of the Bureau of Indian Standards,Inter-Services Intelligence (Pakistan),Islamic State of Iraq,an umbrella organization for several Iraqi insurgent groups
1942	ISIL,Islamic State of Iraq and the Levant
1943	ISL,Iceland (ISO 3166 trigram)
1944	ISLN,International Standard Lawyer Number (used initially by LexisNexis Martindale-Hubbell)
1945	ISM,Industrial,scientific or medical,Interstellar medium
1946	ISMB,International Society of Matrix Biologists
1947	ISMC,Intelligent Sounding Meaningless Conversation
1948	ISOGP,Indian Society of Orthodontics for General Practitioners [2]
1949	ISP,International Standardized Profile,Internet Service Provider,Information Systems Professional
1950	ISPE,International Society for Pharmacoepidemiology
1951	ISR,Intelligence,Surveillance and Reconnaissance,Israel (ISO 3166 trigram)
1952	ISRO,Indian Space Research Organisation
1953	ISS,International Shorebird Survey (North America),International Space Station
1954	ISSCR,International Society for Stem Cell Research
1955	ISSN,International standard serial number (ISO 3297)
1956	IST,Information System Technology,UCF Institute for Simulation and Training
1957	ISTAR,Intelligence,Surveillance,Target Acquisition,and Reconnaissance
1958	ISTC,Institute of Scientific and Technical Communications (UK)
1959	ISTS,Intel Science Talent Search
1960	ISU,Integrated Sight Unit,International Skating Union,IT[edit]
1961	IT,InferoTemporal (neurophysiology),Information Technology,Italy (FIPS 10-4 country code; ISO 3166 digram)
1962	ITA,Italy (ISO 3166 trigram)
1963	ITAG,Inertial Terrain-Aided Guidance
1964	ITALY,I'll Truly Always Love You
1965	ITAS,Improved Target Acquisition Sight
1966	ITC,InferoTemporal Cortex (neurophysiology)
1967	ITCZ,Intertropical Convergence Zone
1968	ITEC,Information Technology Exposition & Conference
1969	ITEMS,Interactive Tactical Environment Management System
1970	ITER,International Thermonuclear Experimental Reactor
1971	ITF,International Tennis Federation
1972	ITK,In The Know
1973	ITN,Independent Television News (British)
1974	ITS,Incompatible Time-sharing System,Individual Training Standards
1975	ITT,International Telephone and Telegraph (U.S.)
1976	ITTO,International Tropical Timber Organization
1977	ITU,Intent-to-Use,International Telecommunication Union (International Telegraph Union 1865-1932),IU[edit]
1978	IUCN,International Union for the Conservation of Nature and Natural Resources (World Conservation Union)
1979	IUSS,Integrated Undersea Surveillance System,Integrated Unit Simulation System,International Union of Soil Sciences
1980	IV,Côte d'Ivoire (FIPS 10-4 country code; from Ivory Coast),Four (in Roman numerals),IntraVenous (as in intravenous drip or intravenous therapy)
1981	IVD,Internet Video Device,intra vas device
1982	Iveco,Industrial Vehicles Corporation
1983	IVF,In Vitro Fertilisation
1984	IVI,Interchangeable Virtual Instrument
1985	IVIS,Inter-Vehicle Information System
1986	IVL,Inter-Visibility Line
1987	IVM,In Vitro [Oocyte] Maturation
1988	IVO,In Vicinity Of
1989	IW,Information Warfare
1990	IWARS,Infantry Warrior Simulation
1991	IWC,International Whaling Commission
1992	IWW,Industrial Workers of the World
1993	IX,Nine (in Roman numerals)
1994	IXT,IntraText digital library; IntraText lexical hypertext
1995	IY,Saudi-Iraqi neutral zone (FIPS 10-4 territory code; obsolete 1993)
1996	IZ,Iraq (FIPS 10-4 country code)
1997	J,Joule
1998	J1,Joint [Manpower &] Personnel Directorate
1999	J2,Joint Intelligence Directorate
2000	J2EE,Java 2 Platform,Enterprise ion
2001	J2ME,Java 2 Platform,Micro ion
2002	J2SE,Java 2 Platform,Standard ion
2003	J3,Joint Operations Directorate
2004	J4,Joint Logistics Directorate
2005	J5,Joint Strategic Plans & Policy Directorate
2006	J6,Joint Information Technology Directorate (Command,Control,Communications & Computer Systems)
2007	J7,Joint Operational Plans & Interoperability Directorate
2008	J8,Joint Force Structure,Resources,& Assessment Directorate
2009	JA,Japan (FIPS 10-4 country code)
2010	JAFT,Just A Field Test
2011	JAL,Japan Airlines
2012	JALLC,Joint Analysis and Lessons Learned Centre (NATO)
2013	JAM,Jamaica (ISO 3166 trigram)
2014	JAMA,Journal of the American Medical Association
2015	JANET,Joint Academic Network
2016	JANUS,Joint Academic Network Using Satellites (UK),Joint Army Navy Uniform Simulation,Joint Army-Navy Staff,Just ANother Useless Simulation (Note: The U.S. Army Janus simulation is not an acronym)
2017	JATO,Jet-Assisted Take-Off
2018	JB,Jail Bait
2019	JB,Junior Branch
2020	JBFSA,Joint Blue Force Situational Awareness
2021	JCDB,Joint Common Data Base
2022	JCDS,Joint Chiefs of the Defence Staff
2023	JCIDS,Joint Capabilities Integration and Development System
2024	JCL,Job Control Language
2025	JCP,Java Community Process
2026	JCPM,Java Child Process Manager,Jesus Christ Prison Ministry
2027	JCS,Joint Chiefs of Staff
2028	JCW,Juggalo Championship Wrestling
2029	JDBC,Java Data Base Connectivity
2030	JDCC,UK Joint Doctrine and Concepts Centre,now the Development,Concepts,and Doctrine Centre,DCDC
2031	JDEM,Joint Dark Energy Mission
2032	JDL,Jewish Defense League
2033	JDM,Japanese domestic market,referring specifically to automobiles and parts,Java Data Mining,Joint design manufacturing,JE[edit]
2034	JE,Jersey (FIPS 10-4 territory code)
2035	JEB,James Ewell Brown (Stuart),John Ellis Bush
2036	JEDP,Jahwist,Elohist,Deuteronomist,Priestly (according to the documentary hypothesis,the sources of the Torah)
2037	JEE,Java Platform,Enterprise ion
2038	JEFX,Joint Expeditionary Force eXperiment
2039	JEPD,Jahwist,Elohist,Priestly,Deuteronomist,Jointly Exhaustive,Pairwise Disjoint
2040	JET,Joint European Torus
2041	JEZ,Joint Engagement Zone
2042	JFACC,Joint Force Air Component Commander
2043	JFACTSU,U.S. Joint Forward Air Control Training and Standards Unit
2044	JFC,Joint Force Commander
2045	JFK,John Fitzgerald Kennedy or the airport named after him.
2046	JFLCC,Joint Force Land Component Commander
2047	JFMCC,Joint Force Maritime Component Commander
2048	JFO,Journal of Field Ornithology
2049	JFSOCC,Joint Force Special Operations Component Commander
2050	JFTX,Joint Field Training Exercise
2051	JH,Japan Highway Public Corporation
2052	JH,Jharkhand (Indian state code)
2053	JI,Joint Implementation
2054	JIB,Joint Information Bureau
2055	JIC,Joint Intelligence Centre
2056	JINI,Java Intelligent Network Infrastructure
2057	JITC,Joint Interoperability Test Command
2058	JIVE,Joint Institute for VLBI (Very Long Baseline Interferometry) in Europe
2059	JJAP,Japanese Journal of Applied Physics
2060	JK,Jedi Knight,Just Kidding,Spanair (IATA airline designator),Jammu & Kashmir (Indian state code)
2061	JL,Japan Airlines (IATA airline designator)
2062	JLA,Justice League of America
2063	JM,Jamaica (FIPS 10-4 country code; ISO 3166 digram)
2064	JMS,Java Message Service
2065	JN,Jan Mayen Island (FIPS 10-4 territory code)
2066	JNI,Java Native Interface
2067	JNLP,Java Network Launch Protocol
2068	JO,Jordan (FIPS 10-4 country code; ISO 3166 digram)
2069	JOA,Joint Operations Area
2070	JOPES,Joint Operations Planning and Execution System
2071	JOR,Jordan (ISO 3166 trigram)
2072	JOTS,Joint Operations Tactical System
2073	JP,Japan (ISO 3166 digram),Justice of the Peace
2074	JPL,Jet Propulsion Laboratory
2075	JPN,Japan (ISO 3166 trigram)
2076	JPOW,Joint Project Optic Windmill
2077	JQ,Jetstar Airways (IATA airline designator),Johnny Quick,Johnston Atoll (FIPS 10-4 territory code),Jonny Quest,Joshua Quagmire
2078	JRA,Japanese Red Army,Joint Rear Area
2079	JRDF,Joint Rapid Deployment Forces
2080	JRE,Java Runtime Environment
2081	JREF,James Randi Educational Foundation
2082	JROC,Joint Requirements Oversight Council
2083	JROCM,JROC Memorandum
2084	JRRF,Joint Rapid Reaction Force
2085	JRSAI,Journal of the Royal Society of Antiquaries of Ireland
2086	JSAP,Japan Society of Applied Physics
2087	JSCSC,Joint Services Command and Staff College
2088	JSEAD,Joint Suppression of Enemy Air Defence (see SEAD)
2089	JSF,Joint Strike Fighter
2090	JSIMS,Joint Simulation System
2091	JSOA,Joint Special Operations Area
2092	JSOTF,Joint Special Operations Task Force
2093	JSP,JavaServer Page
2094	JSP,Joint Services Publication
2095	JSR,Java Specification Request
2096	JSS,Joint Support Ship Project
2097	JT,Johnston Atoll (ISO 3166 digram; obsolete 1986),Junior Technician (RAF)
2098	JTC,Joint Training Confederation
2099	JTF,Joint Task Force
2100	JTFEX,Joint Task Force Exercise
2101	JTLS,Joint Theater Level Simulation
2102	JTMD,Joint Theatre Missile Defence
2103	JTN,Johnston Atoll (ISO 3166 trigram; obsolete 1986)
2104	JU,Juan de Nova Island (FIPS 10-4 territory code)
2105	JUGFET,JUnction Gate Field-Effect Transistor
2106	JUICE,JUpiter ICy Moon Explorer
2107	JUO,Joint Urban Operations
2108	JV,Joint Venture,Junior Varsity
2109	JVM,Java Virtual Machine
2110	JW,Jehovah's Witnesses
2111	JWARS,Joint Warfare System (simulation)
2112	JWP,Joint Warfare Publication
2113	JWST,James Webb Space Telescope
2114	JY,Japanese Yen
2115	JZ,Joint Zone
2116	K,Kelvin,Potassium (Latin Kalium),Tanker (aircraft designation code)
2117	k,Kilo-
2118	K,picokelvin
2119	K9,Canine Police Unit
2120	Ka,Kamov Design Bureau
2121	kA,Kiloampere
2122	KA,Knowledge Acquisition,Karnataka (Indian state code)
2123	KAF,Kandahar Air Field
2124	KARNAC,Knowledge Aided Retrieval in Activity Context
2125	KARR,Knight Automated Roving Robot (Knight Rider character)
2126	KATUSA,Korean Augmentation To United States Army
2127	KAZ,Kazakhstan (ISO 3166 trigram)
2128	KBE,Knight Commander of the Order of the British Empire
2129	KBO,Kuiper Belt Object
2130	KBVB,Koninklijke Belgische Voetbalbond (Dutch for Royal Belgian Football Association)
2131	kC,Kilocoulomb
2132	KCL,King's College London
2133	KCS,Kansas City Southern Railway (AAR reporting mark)
2134	KD,Kawasaki Disease,Kraft Dinner
2135	KE,Kenya (FIPS 10-4 country code; ISO 3166 digram),Kinetic Energy,Knowledge Engineering
2136	KEDO,Korean Peninsula Energy Development Organization
2137	KEN,Kenya (ISO 3166 trigram)
2138	KERA,Kentucky Education Reform Act (of 1990)
2139	kerma,Kinetic Energy Released in MAterial / in MAtter / per unit MAss
2140	KESR,Kent and East Sussex Railway.
2141	KET,Kentucky Educational Television,Key English Test,KF[edit]
2142	kF,Kilofarad
2143	KFC,Kentucky Fried Chicken
2144	KFOR,UN Kosovo Force
2145	KFUPM,King Fahd University of Petroleum & Minerals
2146	KG,Kyrgyzstan (FIPS 10-4 country code; ISO 3166 digram)
2147	KGO,Knight of the Guelphic Order of Hanover
2148	KGZ,Kyrgyzstan (ISO 3166 trigram)
2149	KH,Cambodia (ISO 3166 digram)
2150	kH,Kilohenry
2151	KHL,Kontinental Hockey League
2152	KHM,Cambodia (ISO 3166 trigram)
2153	KHz,Kilohertz
2154	Ki,Kibi
2155	KI,Kiribati (ISO 3166 digram)
2156	KIA,Killed In Action
2157	KIDS,Knowledge-based Integrated Design System
2158	KIR,Kiribati (ISO 3166 trigram)
2159	KISS,Keep It Simple,Stupid / Keep It Short and Simple,Korean Intelligence Support System
2160	KIT,Keep In Touch
2161	KITECH,Korean Institute of Industrial Technology
2162	KITT,Knight Industries Two Thousand,Knight Industries Three Thousand
2163	kJ,Kilojoule
2164	kK,Kilokelvin
2165	KKK,Ku Klux Klan
2166	kL,Kilolitre
2167	KL,Kuala Lumpur,Kerala (Indian state code)
2168	KLENOT,KLEť Observatory Near Earth and Other unusual objects observations Team and Telescope
2169	KLOC,Kilo Lines Of Code
2170	KM,Comoros,Knowledge Management
2171	KMR,Kwajalein Missile Range
2172	KN,Democratic People's Republic of Korea (FIPS 10-4 country code),Saint Kitts and Nevis (ISO 3166 digram)
2173	kN,Kilonewton
2174	KNA,Saint Kitts and Nevis (ISO 3166 trigram)
2175	KNVB,Koninklijke Nederlandse Voetbal Bond (Dutch for Royal Dutch Football Association)
2176	KO,Knocked Out
2177	KOR,Republic of Korea (ISO 3166 trigram)
2178	KP,Kim Possible
2179	KPMG,Klynveld,Peat,Marwick,Goerdeler
2180	KPNO,Kitt Peak National Observatory
2181	KQ,Kenya Airways (IATA airline designator),Kingman Reef (FIPS 10-4 territory code)
2182	KR,Kiribati (FIPS 10-4 country code),Republic of Korea (ISO 3166 digram)
2183	Kr,Krypton
2184	KS,Kansas (postal symbol),Republic of Korea (FIPS 10-4 country code)
2185	kS,Kilosiemens
2186	KSC,Kennedy Space Center
2187	KSI,Killed or Seriously Injured
2188	KSM,Korean Service Medal,Khalid Sheikh Mohammed
2189	KSU,Kansas State University
2190	KT,Christmas Island (FIPS 10-4 territory code),Knight of the Order of the Thistle,Knights Templar
2191	kT,Kilotesla
2192	KTS,Knight of the Tower and Sword (of Portugal)
2193	KU,Kuwait (FIPS 10-4 country code)
2194	KUL,Katholieke Universiteit Leuven (Flemish,Catholic University of Leuven)
2195	KUW,Kuwait (UNDP country code,IOC and FIFA trigram,but not ISO 3166)
2196	kV,Kilovolt
2197	KV,Kosovo
2198	KVM,Keyboard,Video,Mouse switch
2199	kW,Kilowatt
2200	KW,Kuwait (ISO 3166 digram)
2201	KWB,Kids' WB!
2202	KWT,Kuwait (ISO 3166 trigram)
2203	KX,Cayman Airways (IATA airline designator)
2204	KY,Cayman Islands (ISO 3166 digram),Kentucky (postal symbol)
2205	KZ,Kazakhstan (FIPS 10-4 country code; ISO 3166 digram)
2206	KZN,KwaZulu-Natal
2207	La,Lanthanum
2208	LA,Laos (FIPS 10-4 country code; ISO 3166 digram),Louisiana (postal symbol),Los Angeles
2209	LAAS,Local Area Augmentation System,Los Angeles Astronomical Society
2210	LAB,Logistics Assault Base
2211	LabVIEW,Laboratory Virtual Instrumentation Engineering Workbench
2212	LACMA,Los Angeles County Museum of Art
2213	LAD,Laser Aiming Device
2214	LADW,Local Air Defence Warning
2215	LAESI,Local Authority & Emergency Service Information
2216	LAMP,(multiple meanings)
2217	LAN,Local Area Network
2218	LANL,Los Alamos National Laboratory
2219	LAO,Laos (ISO 3166 trigram)
2220	LAR,Light Armoured Reconnaissance,Logistics Assistance Representative
2221	LARC,Livermore Advanced Research Computer (cf. LLNL)
2222	LARP,Live-Action Role-Playing
2223	LAS,McCarran International Airport (Las Vegas,Nevada)
2224	Laser,Light Amplification by Stimulated Emission of Radiation (cf. Maser)
2225	LATA,Local Access Transport Area
2226	LATCH,Lower Anchors and Tethers for Children (U.S. standard for attachment points for child safety seats in passenger cars)
2227	LAV,Land Assault Vehicle,Light Armoured Vehicle,Lymphadenopathy-Associated Virus
2228	LAW,Light Antitank Weapon
2229	LAX,Los Angeles International Airport,The Latin American Xchange (professional wrestling),LB[edit]
2230	LB,Lebanon (ISO 3166 digram)
2231	LBH,Light Battlefield Helicopter,Lyman-Birge-Hopfield bands
2232	LBJ,Lady Bird Johnson,LeBron James,Light Bulb Joke,Little Beagle Johnson (the dog owned by Lyndon and Lady Bird Johnson),Lyndon Baines Johnson
2233	LBN,Lebanon (ISO 3166 trigram)
2234	LBNL,Lawrence Berkeley National Laboratory
2235	LBR,Liberia (ISO 3166 trigram)
2236	LBS,Location-Based Services
2237	lbs,pounds (plural form of lb,see above)
2238	LBT,Large Binocular Telescope
2239	LBW,Leg Before Wicket
2240	LBY,Libya (ISO 3166 trigram)
2241	LC,Line of Contact,Saint Lucia (ISO 3166 digram)
2242	LCA,Saint Lucia (ISO 3166 trigram)
2243	LCC,Land Component Commander
2244	LCCP,Light Contingency Communications Package
2245	LCD,Liquid Crystal Display
2246	LCE,Leaving Certificate Examination,Load Carrying Equipment,London Commodity Exchange
2247	LCM,Least/Lowest Common Multiple
2248	LCol,Lieutenant-Colonel (Canada,UK)
2249	LCS,League of Legends Championship Series
2250	LD,Laser Designator,Limited Deployment,Line of Departure
2251	LDA,Lateral Drift Apparatus (paratroops)
2252	LDC,Lesser Developing/Developed Country
2253	LDL,Low-Density Lipoprotein
2254	LDV,Local Defence Volunteers (British Home Guard)
2255	LDW,Lane Departure Warning (ADAS)
2256	LE,Lebanon (FIPS 10-4 country code)
2257	LEC,Local Exchange Carrier
2258	LED,Light-Emitting Diode
2259	LEGAD,Legal Advice
2260	Legs,level emotion gad speed
2261	LEMOSS,Long-Endurance MObile Submarine Simulator
2262	LEN,Large Extension Node
2263	LEP,Large Electron-Positron collider
2264	LER,Loss-Exchange Ratio
2265	LEU,Low-Enriched Uranium
2266	LF,Low Frequency
2267	LFO,Low Frequency Oscillation / Oscillator
2268	LFTR,Liquid fluoride thorium reactor
2269	LG,Latvia (FIPS 10-4 country code)
2270	LGB,Lesbian,Gay,Bisexual,Laser-guided bomb,self-explanatory
2271	LGBT,Lesbian,Gay,Bisexual,Transgender
2272	LGLO,Love God,Love Others
2273	LGM,Little Green Men
2274	LGS,Landsat Ground Station
2275	LH,Lithuania (FIPS 10-4 country code),Luteinising Hormone
2276	LHC,Large Hadron Collider
2277	LHS,Left Hand Side
2278	LI,Fifty-one (in Roman numerals),Liberia (FIPS 10-4 country code),Liechtenstein (ISO 3166 digram)
2279	Li,Lithium
2280	LIBOR,London Interbank Offered Rate
2281	LIBS,Laser Induced Breakdown Spectroscopy
2282	LIE,Liechtenstein (ISO 3166 trigram)
2283	LIFO,Last In,First Out
2284	LIGO,Laser Interferometer Gravitational-Wave Observatory
2285	LINEAR,Lincoln Near-Earth Asteroid Research
2286	LISA,Laser Interferometer Space Antenna
2287	LIVE,Liquid Inertial Vibration Eliminator
2288	LJ,La Jolla,Larry Johnson (both the American football and basketball players of that name),LaserJet (HP printer brand),Library Journal,Linux Journal,LiveJournal,Ljubljana,Lord Justice of Appeal,Sierra National Airlines (IATA code)
2289	LJJ,Lord Justices of Appeal
2290	LK,Sri Lanka (ISO 3166 digram)
2291	LKA,Sri Lanka (ISO 3166 trigram)
2292	LKR4,Linkwitz-Riley 4th order (audio crossover type)
2293	LL,Land Line (telephone),Last Log,Late Latin,Left Limit,Lex Luthor (Superman character),Light Line,Limited Liability,Linked List,Little League
2294	LLAD,Low Level Air Defence
2295	LLB,Legum Baccalaureus (Latin: Bachelor of Laws)
2296	LLC,Limited Liability Company
2297	LLGC,Llyfrgell Genedlaethol Cymru (National Library of Wales),London Lesbian and Gay Centre
2298	LLLTV,Low-Light Level Television
2299	LLNL,Lawrence Livermore National Laboratory
2300	LLP,Limited Liability Partnership
2301	LLTI,Limiting Long-Term Illness,Long Lead Time Item
2302	LLTR,Low-Level Transit Route
2303	LMAO,Laughing My Ass Off (Internet shorthand)
2304	LMB,Lick My Balls
2305	LMN,Lifetime Movie Network
2306	LMS,Like My Status (Internet shorthand)
2307	LMS,London Mathematical Society,London,Midland and Scottish (Railway)
2308	LMV,() Light Motor Vehicle
2309	LNER,London and North Eastern Railway
2310	LNG,Liquefied Natural Gas
2311	LNO,Liaison Officer
2312	LO,Slovakia (FIPS 10-4 country code)
2313	LOA,Limit Of Advance
2314	LOD,Limit of Detection,see Detection limit
2315	LoD,Lines of Development (UK)
2316	LOFAR,Low Frequency Analysis and Recording
2317	LOGPAC,Logistics Package
2318	LOL,Laughing Out Loud (Internet shorthand)
2319	LOMEZ,Low Altitude Missile Engagement Zone
2320	LONEOS,Lowell Observatory Near-Earth-Object Search
2321	LOOGY,(p/a) Lefty One-Out GuY,a sometimes pejorative nickname for the left-handed specialist in baseball
2322	LORTID,LOng Range Target IDentification
2323	LOS,Line Of Sight
2324	LOSAT,Line-Of-Sight Anti-Tank (missile)
2325	LOTA,Licentiate of the Orthodontic Technicians Association
2326	LOTIS,Livermore Optical Transient Imaging System
2327	LOTS,Logistics Over-The-Shore
2328	LP,Linkin Park,Linkup Point,Listening Post,Long Playing record,Louisiana Pacific (cf. LP Field)
2329	LPC,Linear Predictive Coding
2330	LPD,Landing Platform Dock (Navy hull classification),Low Probability of Detection
2331	LPG,Liquefied Petroleum Gas (cf. LNG)
2332	LPI,Low Probability of Intercept
2333	LPS,Landsat Processing System,LipoPolySaccharide
2334	LQ,Palmyra Atoll (FIPS 10-4 territory code)
2335	Lr,Lawrencium
2336	LR,Liberia (ISO 3166 digram)
2337	LRC,Logistics iness Center
2338	LRF,Laser rangefinder,Low iness Forces
2339	LRGW,Long-Range Guided Weapon
2340	LRICBM,Limited Range ICBM
2341	LRIP,Low Rate Initial Production
2342	LRP,Logistics Release Point
2343	LRPE,Long-Range Planning Element
2344	LRS,Long Range Surveillance
2345	LRU,Line-Replaceable Unit
2346	LSE,Least Squares Estimate/Error,London School of Economics,London Stock Exchange
2347	LSI,Large-Scale Integration
2348	LSIF,Labour Sponsored Investment Fund
2349	LSND,Liquid Scintillator Neutrino Detector
2350	LSO,Lesotho (ISO 3166 trigram)
2351	LSST,Large Synoptic Survey Telescope
2352	LSVW,Light Support Vehicle,Wheeled
2353	LT,Lesotho (FIPS 10-4 country code),Lithuania (ISO 3166 digram)
2354	Lt,Lieutenant
2355	LtC,Lieutenant-Colonel (U.S.)
2356	LTC,Long-Term Costing
2357	Ltd,Limited
2358	LTDP,Long-Term Defence Plan
2359	LTG,Lieutenant General,Lightning (METAR Code)
2360	LTI,Linear Time-Invariant
2361	LTM,Acronym for Laughing To Myself
2362	LTP,Long-Term Potentiation
2363	LTU,Lithuania (ISO 3166 trigram)
2364	LU,Acronym Love You
2365	LU,Loonatics Unleashed
2366	Lu,Lutetium
2367	LUCA,Last Universal Common Ancestor
2368	LUG,Linux User Group
2369	LULU,Locally Unwanted Land Use (urbanism)
2370	LUT,Limited User Test (ing),Local User Terminal
2371	LUVW,Light Utility Vehicle,Wheeled
2372	LUX,Luxembourg (ISO 3166 trigram)
2373	LV,Las Vegas,Latvia (ISO 3166 digram),Launch Vehicle,Leading Vehicle,Leave,Left Ventricle,Level Valve,Linking Verb,Liverpool Victoria
2374	LVA,Latvia (ISO 3166 trigram)
2375	LVAD,Left Ventricular Assist Device,Low-Velocity Airdrop
2376	LVEF,Left Ventricular Ejection Fraction
2377	LW,Land Warrior,Low Water (nautical charts)
2378	Lw,Lawrencium (obsolete 1963)
2379	LWR,Laser warning receiver
2380	LWRC,Land Warfare Resources Corporation
2381	LWS,Land Warrior System
2382	LX,Electrics (theatrical term)
2383	LX,Luxembourg (amateur radio ITU prefix),Swiss International Air Lines (IATA code)
2384	LY,Libya (FIPS 10-4 country code; ISO 3166 digram),Lithuania (amateur radio ITU prefix)
2385	LYAO,Laugh Your Ass Off
2386	LYLAS,Love You Like A Sister
2387	LZ,Bulgaria (amateur radio ITU prefix),Landing Zone
2388	M,Mega-,One thousand (in Roman numerals)
2389	m,Metre,Milli
2390	MA,Madagascar (FIPS 10-4 country code),Marijuana Anonymous,Master of Arts,Massachusetts (postal symbol),Megaampere,Morocco (ISO 3166 digram)
2391	Ma,Megaannum
2392	mA,Milliampere
2393	MAA,Mathematical Association of America
2394	MAAC,Metro Atlantic Athletic Conference
2395	MACE,Multi-Agent Computing Environment
2396	MACHO,MAssive Compact Halo Object
2397	MADD,Mothers Against Drunk Driving,MyoAdenylate Deaminase Deficiency,Multiply-Add
2398	MAF,Maintenance Action Form
2399	MAFF,Ministry of Agriculture,Forestry and Fisheries (various countries)
2400	MAGIC,Major Atmospheric Gamma-ray Imaging Cherenkov (telescope)
2401	MAGNETAR,Metaprogrammable AGent NETwork ARchitecture
2402	MAGTF,Marine Air-Ground Task Force
2403	MALD,Miniature Air-Launched Decoy
2404	MANPADS,MAN-Portable Air Defence System
2405	MANPRINT,MANpower and PeRsonnel INTegration
2406	MAOI,Monoamine oxidase inhibitor
2407	MAPS,Monitoring Avian Productivity and Survivorship
2408	MAR,Morocco (ISO 3166 trigram)
2409	MarBEF,Marine Biodiversity and Ecosystem Functioning
2410	MARC,MAchine able Cataloging (often also defined as MAchine able Code),Mailing list ARChive,Massachusetts Animal Rights Coalition,Mid-America Regional Council
2411	MARCENT,United States Marine Forces Central Command
2412	MARFORCC,Marine Force Component Commander
2413	MARRS,Martyn Young,Alex Ayuli,Rudy Tambala,Russell Smith,and Steve Young (British electronic music act)
2414	MASAS,Monte Agliale Supernovae and Asteroid Survey
2415	Maser,Microwave Amplification by Stimulated Emission of Radiation
2416	MASH,Mobile Army Surgical Hospital
2417	MASINT,Measurement And Signature Intelligence
2418	MATREX,Modeling Architecture for Technology,Research & EXperimentation
2419	MAVS,Mobile Artillery Vehicle System
2420	MAW,Malawi (IOC trigram,but not FIFA or ISO 3166)
2421	MB,Manitoba (postal symbol),Martinique (FIPS 10-4 territory code),Medal of Bravery (Canada)
2422	MBA,Main Battle Area,Main Belt Asteroid,Masters of Business Administration
2423	MBBL,(U.S. Armor Center) Mounted Battlespace Battle Laboratory
2424	MBCC,Migratory Bird Conservation Commission (U.S.)
2425	MBCS,Multi-Byte Character Set
2426	MBE,Member of the Order of the British Empire,Multistate Bar Examination (U.S.)
2427	MBI,Moody Bible Institute
2428	MBIDST,Member of the British Institute of Dental and Surgical Technologists
2429	MBM,Meat and Bone Meal
2430	mbsf,metres below sea floor,[1][2] a depth convention used in paleontology and oceanography
2431	MBT,Main Battle Tank
2432	MBTA,Massachusetts Bay Transportation Authority,Migratory Bird Treaty Act (U.S.)
2433	MBTI,Myers-Briggs Type Indicator
2434	mC,Millicoulomb
2435	MCA,Master of Computer Applications,Micro Channel Architecture,MultiChannel Analyzer,Music Corporation of America,the original name of the now-defunct MCA Inc.
2436	MCC,Marylebone Cricket Club,Mission Control Center,Motor Control Center,Movement Control Centre
2437	MCD,Minimal Cerebral Dysfunction,Minor civil division (U.S. Census term)
2438	MCDL,Model Composition Definition Language
2439	MCFT,Modified Compression Field Theory
2440	MCG,Melbourne Cricket Ground
2441	MCI,Microwave Communications,Inc.
2442	MCIS,Mellon Collie and the Infinite Sadness
2443	MCM,Mine Counter-Measures
2444	MCMV,Mine Counter-Measure Vessel
2445	MCNC,Microelectronics Center of North Carolina,Mixing Condensation Nucleus Counter
2446	MCP,Maintenance Collection Point,Male Chauvinist Pig
2447	MCR,My Chemical Romance
2448	MCSF,Marine Corps Security Forces
2449	MCT,Movement Control Team
2450	MCTIS,Mounted Co-operative Target Identification System
2451	MCU,Marine Corps University,Marvel Cinematic Universe,Medium close-up (camera direction in British TV scripts),Microcontroller unit,Milk clotting units,Ming Chuan University,Minimum coded unit (digital imaging),Multipoint control unit,Municipal Credit Union (New York),MD[edit]
2452	Md,Mendelevium
2453	MDA,Main Defensive Action/Area,Moldova (ISO 3166 trigram),Muscular Dystrophy Association
2454	MDF,Main distribution frame,Medium-density fiberboard
2455	MDG,Madagascar (ISO 3166 trigram),UN Millennium Development Goal
2456	MDM,Michigan Dartmouth MIT telescope consortium,Master data management
2457	MDNA,Madonna's 12th studio album title (2012)
2458	MDO,Membership Driven Organisation
2459	MDP,Markov Decision Process
2460	MDT,Mountain Daylight Time (UTC-6 hours)
2461	MDV,Maldives (ISO 3166 trigram)
2462	ME,Maine (postal symbol),Mechanical engineer[ing],Medical examiner,Middle East,Middle East Airlines (IATA code),Memory Effect,Myalgic Encephalomyelitis
2463	Me,Messerschmitt
2464	MEA,Maine Educational Assessment,Middle East Airlines,Millennium Ecosystem Assessment,Minimum en route altitude,Mono-ethanol Amine,Multilateral Environmental Agreement
2465	MEAC,Mid-Eastern Athletic Conference (ME-ac)
2466	MEC,Maine Central Railroad,Manta,Ecuador (IATA location identifier),Model European Council,Mountain East Conference,Mountain Equipment Co-op
2467	MECC,Minnesota Educational Computing Consortium (later Corporation,dissolved 1999)
2468	MECCA,Milwaukee Exposition Convention Center and Arena,a former name for the sports venue now known as UW-Milwaukee Panther Arena
2469	MECO,Main engine cutoff (NASA code for point in Space Shuttle assent when three main engines are shut down prior to External Tank (ET) separation)
2470	MEDEVAC,Medical evacuation
2471	MEDLI,Mars Science Laboratory Entry,Descent,and Landing Instrumentation,Medical & Scientific Libraries of Long Island,Model for Effluent Disposal using Land Irrigation
2472	MEDS,Mission Essential Data Set
2473	MEF,U.S. Marine Expeditionary Force,Minimum essential facility,Mission essential force
2474	MEG,MagnetoEncephaloGraphy
2475	MEI,Matsushita Electric Industrial Co.,Ltd.
2476	MEK,Magyar Elektronikus Konyvtar,Message encryption key,Methyl ethyl ketone,Mujahideen al-Khalq
2477	MEL,Maya Embedded Language,Michigan Electronic Library
2478	MELT,Metallic Line/Loop Test (ing)
2479	MEM,Message Exchange Mechanism,Microelectromechanical
2480	MEMS,Microelectromechanical System
2481	MEO,Medium earth orbit,Most efficient organization
2482	MER,Mars Exploration Rover
2483	MERL,Mitsubishi Electric Research Laboratories
2484	MES,Manufacturing Execution Systems
2485	MES,Marconi Electronic Systems,Medium Edison screw
2486	MESSENGER,MErcury Surface,Space ENvironment,GEochemistry and Ranging
2487	MET,Meteorological,Middle European Time
2488	METAR,[Meteorological] Aviation Routine weather report
2489	METOC,Meteorological and Oceanographic
2490	MEU,U.S. Marine Expeditionary Unit,Maximum Expected Utility
2491	MEV,Medical Evacuation Vehicle,Musica Elettronica Viva
2492	MeV,Megaelectronvolt
2493	MEX,Mexico (ISO 3166 trigram)
2494	MEZ,Missile Engagement Zone
2495	MF,Mayotte (FIPS 10-4 territory code),Megafarad
2496	mF,Millifarad
2497	MFSB,Mother,Father,Sister,Brother (1970s Philadelphia studio musicians collective)
2498	MG,Machine Gun,Madagascar (ISO 3166 digram),Major General,Mongolia (FIPS 10-4 country code),Morris Garage
2499	Mg,Magnesium,Megagram
2500	MGB,Medium Girder Bridge,Motor Gun Boat

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