(Main list of acronyms)

  • a – (s) Atto-
  • A – (s) Ampere

A0–9

  • A1C – Airman First Class
  • A2ATD or A<sup>2</sup>ATD – (i) Anti-Armour Advanced Technology Demonstration
  • A2C2 or A<sup>2</sup>C<sup>2</sup> – (i) Army Airspace Command and Control
  • A3 – many, including a European larger than standard office paper size
  • A4 – many, including a European standard office paper size; see entry
  • A10 – (i) Atlantic 10 Conferencee

AA

  • aa – (s) Afar language (ISO 639-1 code)
  • aA – (s) Attoampere
  • AA
  • (i) achieved availability
  • Alcoholics Anonymous
  • (s) Armed Forces Americas (postal symbol)
  • Aruba (FIPS 10-4 territory code)
  • (i) assembly area
  • Automobile Association
  • avenue of approach
  • American Airlines
  • Aerolíneas Argentinas
  • AAA
  • (i) administration, authorization, and authentication
  • American Automobile Association ("Triple-A")
  • anti-aircraft artillery
  • Amateur Athletic Association (of England)
  • Asistencia Asesoría y Administración (Spanish, "Assistance, Consulting, and Administration" — original name of Mexican professional wrestling promotion Lucha Libre AAA Worldwide)
  • AAAI – (i) Association for the Advancement of Artificial Intelligence, formerly American Association for Artificial Intelligence
  • AAAS – (i) American Association for the Advancement of Science
  • AAAV – (i) Advanced Amphibious Assault Vehicle
  • AABN – (i) African Aurora Business Network
  • AABP – (i) American Association of Bovine Practitioners
  • AAC
  • (i) American Athletic Conference
  • Army Air Corps (British Army)
  • AACL – (i) Albanian American Civic League
  • AACCS – (i) American Association of Christian Colleges and Seminaries
  • AAD
  • (i) analogue-analogue-digital (CD quality)
  • Australian Antarctic Division
  • AADHD – Adult attention deficit hyperactivity disorder
  • AADT – (i) annual average daily traffic
  • AADAC – (a) Alberta Alcohol and Drug Abuse Commission
  • AADC
  • (i) area air defense commander
  • (i) amino acid decarboxylase
  • (i) aromatic L-amino acid decarboxylase
  • (i) Australian Antarctic Data Centre
  • AAFC
  • (i) U.S. Army Air Corps Ferrying Command (1941–1942)
  • All-America Football Conference (1946–1949)
  • AAFES – (i) Army and Air Force Exchange Service
  • AAI – (i) applied artificial intelligence
  • AAIS – (i) advanced airborne interceptor simulator
  • AAM – (i) air-to-air missile
  • AAMOF – (i) as a matter of fact
  • AAN – (i) American Academy of Nursing
  • AANEAS – (a) Anglo-Australian Near-Earth Asteroid Survey
  • AAODL – (i) Atmospheric Aerosols and Optics Data Library
  • a.a.p. – (i) Associated Artists Productions (former film distributor)
  • AAP
  • (i) advanced acquisition plan
  • Allied administrative publication
  • American Academy of Pediatrics
  • AAPC – (i) Accounting and Auditing Policy Committee
  • aar – (s) Afar language (ISO 639-2 code)
  • AAR
  • (i) after-action review
  • Association of American Railroads
  • AARP – (i/s) American Association of Retired Persons (now officially known only by the initials)
  • AAS
  • (i) Advanced Automation System
  • American Astronomical Society ("double-A-S")
  • AASPEM – (i) advanced air-to-air system performance evaluation model
  • AAT – (i) Australian Antarctic Territory
  • AAV – (i) Amphibious Assault Vehicle
  • AAWC – (i) anti-air warfare commander

AB

  • ab – (s) Abkhaz language (ISO 639-1 code)
  • AB
  • (i) Able Seaman (both the rank and the occupation)
  • (s) Alberta (postal symbol)
  • ABA
  • (i) Adriatic Basketball Association
  • American Bar Association
  • American Basketball Association
  • American Beverage Association
  • American Bicycle Association
  • American Birding Association
  • Australian Broadcasting Authority
  • ABB – (i) ASEA Brown Boveri (Swiss-Swedish multinational company)
  • ABBA – (a) Agnetha, Benny, Björn, Anni-Frid (Swedish pop group)
  • ABC
  • (i) abstinence, be faithful, condoms
  • Active Body Control
  • airway, breathing, circulation (see CPR)
  • Alcoholic Beverage Control (or Alcoholic Beverage Commission)
  • alien big cat
  • always be careful
  • American Bird Conservancy
  • American-born Chinese
  • American Broadcasting Company
  • anti-lock brake controller
  • Associated British Cinemas
  • ABC Cinemas
  • ABC Weekend TV (Associated British Cinemas (Television) Ltd / ABC Television Ltd)
  • Associated British Corporation (ABC Television Films Ltd)
  • Atanasoff–Berry Computer
  • Atlantic Baptist College
  • atomic, biological, chemical (see NBC)
  • Australian Broadcasting Corporation
  • already been chewed gum
  • ABCA
  • (i) American, British and Canadian Armies (originally)
  • Army Bureau of Current Affairs
  • ABCS – (i) (U.S.) Army Battle Command System
  • ABET – (a) Accreditation Board for Engineering and Technology
  • ABFIST – (i) Advanced Bradley Full Crew Interactive Skills Trainer
  • ABGI – (i) Addington-Barker Group International
  • ABIN – (a) Agência Brasileira de Inteligência (Brazilian Intelligence Agency)
  • abk – (s) Abkhaz language (ISO 639-2 code)
  • ABL – (i) American Basketball League
  • ABLE
  • (a) Achieving a Better Life Experience Act, a U.S. law that established tax-advantaged accounts for the benefit of individuals with disabilities
  • AirBorne Law Enforcement (police air support unit)
  • ABM – (i) anti-ballistic missile – Asynchronous Balanced Mode – automated banking machine
  • ABMC – (i) American Battle Monuments Commission
  • ABN
  • (i) Australian Business Number (a number issued by the Australian government as registration of a business and used for taxation purposes)
  • Advance Beneficiary Notice of Non-coverage (a form used in health insurance)
  • ABPI – (i) Association of the British Pharmaceutical Industry
  • ABRSM – (a) Associated Board of the Royal Schools of Music
  • ABS
  • (i) acrylonitrile butadiene styrene
  • anti-lock braking system
  • ABSA – (a) Amalgamated Banks of South Africa ("ab-sa")
  • ABSTRIPS – (p) abstraction-based STRIPS
  • ABV – (i) Alcohol by volume
  • ABW – (s) Aruba (ISO 3166 trigram)

AC

  • aC – (s) Attocoulomb
  • Ac – (s) Actinium
  • AC
  • (i) Adriamycin-Cyclophosphamide (chemotherapy)
  • Air Conditioning
  • Aircraftman
  • Alternating Current
  • Altocumulus
  • ante Christum (Latin, "before Christ"; see BC)
  • ante cibum (Latin, "before meals")
  • (s) Antigua and Barbuda (FIPS 10-4 country code)
  • (i) Associazione Calcio (Italian, "football (soccer) club")
  • A/C – (i) Air Conditioned/Conditioning – Aircraft
  • AC1 – Aircraftman 1st Class
  • AC2 – Aircraftman 2nd Class
  • ACA
  • Affordable Care Act, shorthand for the Patient Protection and Affordable Care Act, commonly called "Obamacare"
  • (i) Airspace Control Authority
  • Airspace Co-ordination Area
  • A Current Affair
  • ACAB, short for "All Cops Are Bastards"; used as a political slogan associated with dissidents who are opposed to the police.
  • ACARS – (a) Aircraft Communications Addressing and Reporting System
  • ACAS
  • (a) Aboriginal Children's Advancement Society
  • Advisory, Conciliation and Arbitration Service
  • ACB – (i) Asociación de Clubes de Baloncesto (Spanish for "Association of Basketball Clubs")
  • ACC
  • (i) U.S. Air Combat Command
  • Air Component Commander
  • Alpine Club of Canada
  • Altocumulus castellanus
  • Area control center
  • Atlantic Coast Conference
  • Automatic climate control
  • ACCA
  • (i) The Association of Chartered Certified Accountants
  • Automatic Cloud Cover Assessment
  • ACCAC – (a) Awdurdod Cymwysterau, Cwricwlwm ac Asesu Cymru (Qualifications, Curriculum and Assessment Authority for Wales)
  • ACCD – American Coalition of Citizens with Disabilities
  • ACCS – (i) Air Communications and Control Squadron
  • ACDA – (i) Arms Control & Disarmament Agency
  • ACDC
  • (i) Alternating Current Direct Current
  • the name of an Australian rock music band
  • a term for a bisexual person
  • A/Cdre – Air Commodore
  • ACDT
  • (a) Apple Certified Desktop Technician
  • (a) Australian Central Daylight Time
  • ACE
  • (a) Air Combat Emulator (computer game)
  • Allied Command Europe
  • Angiotensin-converting enzyme
  • Armored Combat Earthmover
  • Automatic Computing Engine
  • ACE2 – (i/p) Angiotensin-converting enzyme 2 (pronounced "ace-two")
  • ACES
  • (a) Aerolíneas Centrales de Colombia (Spanish, "Central Colombian Airlines")
  • Auxiliary Campus Enterprises and Services of Alfred State College
  • ACF
  • (i) Administration for Children and Families
  • American Car and Foundry
  • American Culinary Federation
  • ACH – (i) Automated clearing house
  • ACHT – (i) Average Call Hold Time
  • ACID – (a) Atomicity, Consistency, Isolation, and Durability (in databases)
  • ACINT – (p) Acoustic Intelligence
  • ACK – (p) Acknowledge (telecommunications; cf. NAK)
  • ACL
  • (i) Access Control List
  • Anterior cruciate ligament; the initialism can also refer to an injury to this ligament
  • Atlantic Coast Line Railroad
  • ACLJ – (i) American Center for Law and Justice
  • ACLOS – (i) Automatic CLOS (missile control system)
  • ACLS – (i) American Council of Learned Societies
  • ACLU
  • (i) American Civil Liberties Union
  • American Communist Lawyers Union (pejorative slang for the above)
  • ACM – many, including Association for Computing Machinery; see entry
  • ACMC – (i) (U.S.) Assistant Commandant of the Marine Corps
  • ACN
  • (i) Airborne Communications Node
  • Australian Company Number (number issued by the Australian government as registration of a limited liability company)
  • ACNA
  • (i) Anglican Church in North America
  • (i) ACNA (company) - National Dyes Company and Affiliates
  • ACO – (i) Airspace Control Order
  • ACOBA – (a) Advisory Committee on Business Appointments
  • ACOG
  • (a) Advanced Combat Optical Gunsight
  • (a) American College of Obstetricians and Gynecologists
  • ACOM – (p) (U.S.) Atlantic Command
  • ACORN – (a) Association of Community Organizations for Reform Now
  • ACP
  • (i) African, Caribbean and Pacific Group of States
  • Air Control Point
  • ACR – (i) Advanced Concepts and Requirements
  • ACRI – (p) African Crisis Response Initiative
  • ACRT – (i) Advanced Concepts Research Tool simulator
  • ACS
  • (i) Affiliated Computer Services (NYSE ACS)
  • Alaska Communications Service
  • American Cancer Society
  • American Chemical Society
  • Association of Caribbean States
  • Australian Computer Society
  • ACSC – (i) Army Command and Staff College (various nations)
  • ACST – (i) Australian Central Standard Time
  • ACST – (i) American Cooperative School of Tunis
  • ACT
  • (i) Adaptive Control of Thought (cognitive model)
  • American College Test (ing Program)
  • Australian Capital Territory (also postal symbol)
  • ACT UP – (a) AIDS Coalition to Unleash Power
  • ACTD – (i) Advanced Concept Technology Demonstration
  • ACTF
  • (i) (U.S.) Army Constructive Training Federation
  • Australian Children's Television Foundation
  • ACT-R – (i) ACT-Rational (cognitive model)
  • ACT-R/PM – (i) ACT-R/Perceptual-Motor (cognitive model)
  • ACTU – (i) Australian Council of Trade Unions
  • ACU
  • (i) Abilene Christian University
  • American Conservative Union
  • ACUF
  • (i) BGN Advisory Committee on Undersea Features
  • (a) American Conservative Union Foundation
  • ACV – (i) Armoured Combat Vehicle
  • AD – (i) Air Defence – (s) Andorra (ISO 3166 digram) – (i) Anno Domini (Latin, "In the year of our Lord")
  • A/D – (i) Analog/Digital
  • ADA
  • (i) Air Defence Artillery
  • American Dental Association
  • Assistant District Attorney
  • Americans with Disabilities Act (see also the similar but non-acronymic Ada programming language)
  • ADA Cryptocurrency token for Cardano blockchain
  • ADAC – (a/i) Allgemeiner Deutscher Automobil-Club (German, "General German Automobile Club")
  • ADAGE – (a) Air Defense Air to Ground Engagement (simulation)
  • ADAP – (i) AIDS Drug Assistance Program
  • ADAS – (a/i) Asiago-DLR Asteroid Survey
  • ADAT – (i) Alesis Digital Audio Tape (recording format)
  • ADatP – (p) Automated Data Processing
  • ADATS –
  • (i) Agricultural Development and Training Society
  • Air Defence Anti-Tank System
  • Australian Defence Air Traffic System
  • ADB – (i) Asian Development Bank
  • ADB- All da best/All the best - texting slang
  • ADC –
  • (i) Aide De Camp
  • U.S. Air Defense Command (1946–1992)
  • Apple Display Connector
  • ADCTS – (i) Advanced Distributed Combat Training System
  • ADD –
  • (i) Analog Digital Digital (CD quality)
  • Attention-Deficit Disorder
  • Administration on Developmental Disabilities
  • ADDIE – (i) Analyze Design Develop Implement and Evaluate
  • ADDNS – (i) Advanced Deployable Day/Night Simulation
  • ADE
  • (i) Algebraic differential equation
  • Antibody-dependent enhancement
  • ADF
  • (i) Australian Defence Force
  • African Development Foundation
  • ADGB – Air Defence of Great Britain
  • ADHD – (i) Attention-Deficit Hyperactivity Disorder
  • ADHS – (i) Attention-Deficit Hyperactivity Syndrome
  • ADI – (i) Acceptable/Allowable Daily Intake
  • ADIZ – (a/i) Air Defence Identification Zone
  • ADL – (i) Anti-Defamation League
  • ad loc. – (p) ad locum (Latin, "to/at the place")
  • ADM –
  • (i) Administrative
  • (s) Admiral, and the U.S. Public Health Service Commissioned Corps
  • Archer Daniels Midland
  • Assistant Deputy Minister
  • ADOA – (a/i) Air Defence Operations Area
  • ADP –
  • (i) Adenosine DiPhosphate
  • Army Doctrine Publication (UK, Canada, Australia)
  • Automatic/Automated Data Processing
  • ADRG – (p) Arc-second Raster Chart (ARC) Digitized Raster Graphics
  • ADS –
  • (a/i) Active Denial System
  • Astrophysics Data System
  • Attention Deficit Syndrome
  • ADSR – (i) Attack, Decay, Sustain, Release (sound envelope specification)
  • ADT
  • (i) Abu Dhabi Terminals, operator of commercial ports in Abu Dhabi
  • American District Telegraph, a former name of ADT Inc.
  • Atlantic Daylight Time (UTC−3 hours)
  • ADTB – (i) Army Doctrine and Training Bulletin
  • adv. – (p) adversus (Latin, "against")
  • ADW – (i) Air Defence Warning

AE

  • ae – (s) Avestan language (ISO 639-1 code)
  • AE
  • (s) Armed Forces Africa/Canada/Europe/Middle East (postal symbol)
  • United Arab Emirates (ISO 3166 digram; FIPS 10-4 country code)
  • (i) Artix Entertainment
  • American Eagle
  • A&E
  • (a/i) Arts & Entertainment Network, the original name for the U.S. TV channel now known as A&E Network
  • Accident and Emergency
  • AEB – Autonomous Emergency Braking, see Collision avoidance system
  • AED – (s) United Arab Emirates dirham (ISO 4217 currency code)
  • AEDT – (a) Australian Eastern Daylight Time
  • AEF – (i) American Expeditionary Force
  • AEGIS – (p) Airborne Early warning Ground environment Interface Segment (fake etymology)
  • AEI-T – (i) Army Enterprise Infostructure-Transport
  • aeq. – (p) aequalis (Latin, "equal")
  • AESR – (i) Aeronautical Equipment Service Record
  • AEST – (a) Australian Eastern Standard Time
  • aet. – (p) aetatis (Latin, "of age", "aged")
  • aet – (i) After extra time (Football)
  • AEW
  • (i) Air Expeditionary Wing
  • (i) Airborne early warning
  • (i) Airborne electronic warfare
  • (i) All Elite Wrestling (US professional wrestling promotion)

AF

  • af – (s) Afrikaans language (ISO 639-1 code)
  • aF – (s) Attofarad
  • AF
  • (s) Afghanistan (FIPS 10-4 country code; ISO 3166 digram)
  • (i) Air Force
  • As fuck
  • AFA
  • (i) U.S. Air Force Academy
  • Asociación del Fútbol Argentino (Spanish, "Argentine Football Association")
  • AFAIC – (i) As Far As I'm Concerned
  • AFAICT – (i) As Far As I Can Tell
  • AFAIK – (i) As Far As I Know
  • AFAIR – (i) As Far As I Remember/Recall
  • AFAM
  • (i/a) Associazione Friulana di Astronomia e Meteorologia (Italian, "Friuli Association of Astronomy and Meteorology")
  • (p) Department of African and Afro-American Studies, University of North Carolina at Chapel Hill — notable for its links to the school's academic-athletic scandal in the 2010s
  • AFATDS – (i) Advanced Field Artillery Tactical Data System
  • AFC
  • (i) American Football Conference
  • Approved for construction
  • Asian Football Confederation
  • AFCEA – (i) Armed Forces Communications and Electronics Association
  • AfD
  • (i) Allianz für Deutschland ("Alliance for Germany"), former political alliance in East Germany
  • Alternative für Deutschland ("Alternative for Germany"), current German political party
  • AFD
  • (i) Active Format Description, a technical standard for TV or set-top box decoders
  • Advanced Format Drive, a type of computing storage device
  • Adjustable-frequency drive
  • Adult Film Database, web-based database of adult cinema
  • Agence française de développement ("French Development Agency"), a French international development agency
  • Alliance des forces démocratiques (French; "Alliance of Democratic Forces"), an Ivorian political alliance
  • Alliance for Freedom and Democracy, an Eritrean political party
  • AFDB – (i) African Development Bank
  • AFES – (i) Automatic Fire Extinguishing System
  • AFG – (s) Afghanistan (ISO 3166 trigram)
  • AFGAM – (i) Amazon Facebook Google Apple Microsoft
  • AFI
  • (s) French Territory of the Afars and Issas (ISO 3166 trigram; obsolete since 1977)
  • (i) "Agencia Federal de Investigaciónes" (México)
  • AFIS
  • (a) Automated Fingerprint Identification System
  • American Forces Information Service
  • AFIST – (i) Abrams Full Crew Interactive Skills Trainer
  • AFJ – (i) April Fool's Joke
  • AFK – (i) Away From Keyboard (Internet chat abbreviation)
  • AFL
  • (i) 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 – (i) American Federation of Labor – Congress of Industrial Organizations
  • AFLAC – (a) American Family Life Assurance Company of Columbus
  • AFM – (i) Army Field Manual (UK; the U.S. more frequently uses just FM) – Atomic Force Microscope – Aviation Fleet Maintenance
  • AFN – (s) Afghani (ISO 4217 currency code)
  • AFO – (i) Association of Field Ornithologists
  • AFOSR – (i) U.S. Air Force Office of Scientific Research
  • AFP
  • (i) Agence France-Presse (French, "French Press Agency")
  • Australian Federal Police
  • AFQT – (i) Armed Forces Qualification Test
  • afr – (s) Afrikaans language (ISO 639-2 code)
  • AFRC – (i) Air Force Reserve Command
  • AFRL – (i) Air Force Research Laboratory
  • AFROTC – (i) Air Force Reserve Officer Training Corps
  • AFRRI – (i, U.S.) Armed Forces Radiobiology Research Institute
  • AFRTS – (i) Armed Forces Radio and Television Service
  • AFS
  • (i) Active Front Steering
  • Air Facility Sub-System
  • Amniotic Fluid-derived Stem cell
  • AFS&A or AFSA – (i) U.S. Air Force Studies and Analysis
  • AFSC
  • (i) U.S. Air Force Staff College (obsolete; replaced by JFSC)
  • U.S. Air Force Systems Command
  • AFSCN – (i) U.S. Air Force Satellite Control Network
  • AFSPC – (i) Air Force Space Command
  • AFT – American Farmland Trust
  • AFV – (i) armoured fighting vehicle or America's Funniest Home Videos
  • AFWA
  • (a) Air Force Weather Agency
  • Association of Fish and Wildlife Agencies

AG

  • ag – (s) Attogram
  • Ag – (s) Silver (Latin argentum)
  • AG
  • (i) air gunner
  • Aktiengesellschaft (German, "incorporated")
  • (s) Algeria (FIPS 10-4 country code)
  • Antigua and Barbuda (ISO 3166 digram)
  • Assemblies of God
  • AGA
  • (a/i) AB Gas-accumulator ("ah-gah", Swedish company)
  • Advanced Graphics Architecture
  • AGARD – (a) Advisory Group for Aerospace Research and Development
  • AGARDograph – (p) Advanced Guidance for Alliance Research and Development publication
  • AGASA – (a) Akeno Giant Air Shower Array (cosmic ray detector)
  • AGB – (i) Internal Nintendo initialism (Advanced Game Boy) for Game Boy Advance
  • AGC
  • (i) Apollo Guidance Computer
  • Automatic Gain Control
  • AGC – (i) Adjutant General's Corps (British Army)
  • AGDC – (i) Australian Game Developers' Conference
  • AGI – (i) Auxiliary Group Intelligence
  • AGL – (i) Above Ground Level
  • AGM – (i) Annual General Meeting
  • AGN – (i) Active Galactic Nucleus
  • AGO – (s) Angola (ISO 3166 trigram)
  • AGP – (i) Accelerated Graphics Port
  • AGRICOLA – (a) Agriculture Online Access
  • AGS – (i) Alaska Ground Station (LandSat)
  • AGTS – (i) Advanced Gunnery Training System
  • AGU – (i) American Geophysical Union
  • AGW – (i) Autonomous Guided Weapon

AH

  • aH – (s) Attohenry
  • Ah – (s) Ampere hour
  • AH – (i) Attack Helicopter
  • AHA – (i) American Heart Association
  • AHCPR – (i) Agency for Health Care Policy and Research (obsolete; replaced with AHRQ)
  • AHEC – (i) Australian Health Ethics Committee
  • AHPCRC – (i) Army High Performance Computing Research Center
  • AHQ – Air Headquarters
  • AHRQ – (i) Agency for Healthcare Research and Quality
  • AHS – (i) American Housing Survey

AI

  • AI
  • (i) Air Interdiction
  • Amnesty International
  • Artificial Insemination
  • Artificial Intelligence
  • (s) Anguilla (ISO 3166 digram)
  • AIA
  • (i) Aerospace Industries Association
  • American Institute of Architects
  • (s) Anguilla (ISO 3166 trigram)
  • AIAA – (i) American Institute of Aeronautics and Astronautics
  • AIC
  • (i) African Independent Church
  • Animal Identification Coordinator
  • AICD – (i) Australian Institute of Company Directors
  • AICMFP – (i) And I Claim My Five Pounds
  • AID – (i) U.S. Agency for International Development
  • AIDS – (a) Acquired Immune Deficiency Syndrome
  • AIHW – Australian Institute of Health and Welfare
  • AIM – many, including AOL Instant Messenger, Australian Institute of Management; see entry
  • AIMP – (i) Aurora Incremental Modernization Project
  • AIPAC – (i) American Israel Public Affairs Committee
  • AIR – (i) Aircraft Inventory Record
  • AIRFA – (a) American Indian Religious Freedom Act
  • AIRS – (a/i) Aerometric Information Retrieval System (obsolete; replaced with AFS)
  • AIS
  • (i) Australian Institute of Sport
  • Automatic Identification System
  • AISB – (i) (British) Society for the Study of Artificial Intelligence and the Simulation of Behaviour

AJ

  • aJ – (s) Attojoule
  • AJ – (s) Azerbaijan (FIPS 10-4 country code)
  • Ajax – (a) Asynchronous JavaScript And XML
  • AJD – (i) Astronomical Julian day
  • AJP – (i) Allied Joint Publication
  • AJPW – (i) All Japan Pro Wrestling

AK

  • ak – (s) Akan language (ISO 639-1 code)
  • aK – (s) Attokelvin
  • AK – (s) Alaska (postal symbol)
  • aka – (s) Akan language (ISO 639-2 code)
  • AKA
  • (i) Also known as
  • (i) Above knee amputation
  • AKDT – (p) Alaska Standard Daylight Saving Time (UTC−8 hours)
  • AKST – (p) Alaska Standard Time (UTC−9 hours)
  • AKP – (i) Adalet ve Kalkınma Partisi (Turkish, "Justice and Development Party")

AL

  • aL – (s) Attolitre
  • Al – (s) Aluminium
  • AL
  • (s) Alabama (postal symbol)
  • Albania (FIPS 10-4 country code; ISO 3166 digram)
  • (i) Anno Lucis (Latin, "Year of Light", in Masonic tradition, most often seen on plaques bearing the founding dates of buildings, in years AD and years AL)
  • ALA – (s) Åland (ISO 3166 trigram)
  • ALAP – (a) As Long/Late As Possible
  • ALARM – (a) Air-Launched Anti-Radar Missile
  • ALB – (s) Albania (ISO 3166 trigram)
  • ALCOA or Alcoa – The Aluminum Company of America, NYSE:AA
  • ALD – (i) Accounting Line Designator (nuclear weapon targeting)<!-- http://www.dtic.mil/doctrine/jel/new_pubs/jp1_02.pdf -->
  • ALERT – (a) Advanced Linked Extended Reconnaissance and Targeting – Attack and Launch Early Reporting to Theatre
  • ALF
  • (a) Africa Leadership Forum
  • Alien Life Form (cf. ALF (TV series))
  • Animal Liberation Front
  • ALG – (s) Algeria (IOC and FIFA trigram, but not ISO 3166)
  • ALGOL – (p) ALGOrithmic Language
  • ALL – (s) Albanian lek (ISO 4217 currency code)
  • ALOA – (i) Associated Locksmiths of America, Inc.
  • ALOC
  • (a) Air Lines Of Communication
  • (a) Average Length of Calls
  • ALP – (i) Australian Labor Party
  • ALPA – (a) Air Line Pilots Association
  • ALS – (i) Amyotrophic Lateral Sclerosis – Automatic Landing System
  • ALSHS – (a) Abraham Low Self-Help Systems
  • ALSP – (i) Aggregate Level Simulation Protocol
  • ALTA – American Land Title Association
  • ALTE – (a) Association of Language Testers in Europe
  • ALTACS – (p) Automated decision Logic Tactical Air Combat Simulation

AM

  • am
  • (s) Amharic language (ISO 639-1 code)
  • Attometre
  • Am – (s) Americium
  • AM
  • many, including amplitude modulation and ante meridiem; see entry
  • (s) Armenia (FIPS 10-4 country code; ISO 3166 digram)
  • AM1 – Airman 1st class
  • AMA
  • (i) American Medical Association
  • Australian Medical Association
  • AMAPS – (a) Aircraft, Missile, Avionics Performance Simulation
  • AMC
  • (i) 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
  • AMCB – (i) U.S. Army/Marine Corps Board
  • AMD
  • (i) Advanced Micro Devices
  • Age-related Macular Degeneration
  • (s) Armenian dram (ISO 4217 currency code)
  • AMF – (i) Afghan Military Force(s)
  • AMFOM – (i) Advanced Missile Fly Out Model ("am-fomm")
  • AMFR
  • (i) Age-specific Marital Fertility Rate
  • Amplitude Modulation Following Response
  • AMFRS
  • (i) Advanced Multi-Function Radio Frequency System
  • Automatic Multisensor Feature-based Recognition System
  • amh – (s) Amharic language (ISO 639-2 code)
  • AML – (i) Acute Myeloid Leukaemia
  • AMLCD – (i) Active Matrix Liquid Crystal Display
  • AMLO
  • (i) Andrés Manuel López Obrador (Mexican politician)
  • Anti-Money Laundering Office — separate government agencies in Taiwan and Thailand
  • AMO – (i) Atlantic Multidecadal Oscillation
  • AMOLED – (i) Active-matrix organic light-emitting diode
  • AMOS
  • (a) Advanced MOrtar System
  • Air Force Maui Optical and Supercomputing observatory
  • AMP
  • (i) Adenosine MonoPhosphate
  • (i) Antimicrobial peptide
  • Automated Mission Planner
  • Anak ng Puta
  • (i) Ain't My Problem
  • AMRAAM – (a) Advanced Medium-Range Air-to-Air Missile
  • AMRDEC – (i) U.S. Aviation & Missile Research, Development, & Engineering Center
  • AMS
  • (i) Agriculture Marketing Service
  • American Mathematical Society
  • AMSAA – (i/a) U.S. Army Materiel Systems Analysis Activity
  • AMSB – (i) Aix Maurienne Savoie Basket (French basketball club)
  • AMSO – (i/a) U.S. Army Model and Simulation Office
  • AMSU – Advanced Microwave Sounding Unit
  • AMTE – (i) UK Admiralty Marine Technology Establishment (1977–1984)

AN

  • an – (s) Aragonese language (ISO 639-1 code)
  • aN – (s) Attonewton
  • AN
  • (s) Andorra (FIPS 10-4 country code)
  • Netherlands Antilles (ISO 3166 digram)
  • ANA
  • (i) Administration for Native Americans
  • Afghan National Army
  • All Nippon Airways
  • Anti-Nuclear Anti-body
  • (a) Australian National Airways
  • Australian Natives' Association
  • ANC – (i) African National Congress
  • AND – (s) Andorra (ISO 3166 trigram)
  • ANFO – (i) Ammonium nitrate/fuel oil (explosive)
  • ANG
  • (i) Air National Guard
  • (s) Angola (IOC and FIFA trigram, but not ISO 3166)
  • (s) Netherlands Antillian guilder (ISO 4217 currency code)
  • ANGLiCo – (p) Air/Naval Gunfire Liaison Company
  • ANL – (i) Argonne National Laboratory
  • ANM – (i) Acoustic Noise Monitor
  • ANOVA – (p) ANalysis Of VAriance
  • ANS – (i) Applied and Natural Sciences
  • ANSI – (a) American National Standards Institute
  • ANTM – (i) America's Next Top Model
  • ANT
  • (s) Netherlands Antilles (ISO 3166 trigram)
  • Antigua and Barbuda (IOC trigram, but not ISO 3166 or FIFA)
  • ANTY – Acronyms, No Thank You
  • ANWA – (i) Augusta National Women's Amateur, a prominent American golf tournament
  • ANWR – (i) Arctic National Wildlife Refuge
  • ANZ – (s) Australia and New Zealand Banking Group
  • ANZAC – (a) Australian and New Zealand Army Corps

AO

  • AO
  • (s) Angola (FIPS 10-4 country code; ISO 3166 digram)
  • (i) Approach Officer (submarine)
  • Area of Operations
  • AOA
  • (i) Air Officer in charge of Administration
  • Argonne National Laboratory
  • (s) Angolan kwanza (ISO 4217 currency code)
  • (i) Award of Arms (heraldry)
  • Angle of Attack (fluid dynamics)
  • AOC
  • (i) Air Operations Centre
  • Air Officer Commanding
  • Alexandria Ocasio-Cortez (American politician)
  • AOC in C – Air Officer Commanding in Chief
  • AOD – (i) Adrenalin O.D. (punk rock band)
  • AOE – Area of Effect
  • AOI
  • (i) Angle of Incidence
  • Arab Organization for Industrialization
  • AOL – (i) America OnLine
  • AOR – (i) Area of Responsibility
  • AOSTH – (i) Adventures of Sonic the Hedgehog
  • AOTS – (i) Attack of the Show!
  • AOU – (i) American Ornithologists' Union

AP

  • AP
  • (i) Advanced Placement
  • Air Publication
  • (s) Andhra Pradesh (Indian state code)
  • (s) Armed Forces Pacific (postal symbol)
  • (i) Associated Press
  • Auto Pilot
  • APA
  • (i) Acolytes Protection Agency (professional wrestling tag team)
  • American Psychiatric Association
  • American Psychological Association (see also APA style, a writing format developed by this body)
  • APB – (i) All Points Bulletin (police jargon)
  • APC
  • (i) Armoured Personnel Carrier
  • Armour Piercing Capped (ammunition)
  • APEC – (a) Asia Pacific Economic Cooperation
  • APCNR – (i) Armour-Piercing, Composite Non-Rigid (ammunition)
  • APCR – (i) Armour-Piercing, Composite Rigid (ammunition)
  • APDS – (i) Armour-Piercing, Discarding-Sabot (ammunition)
  • APEDS – (a) AMSAA Performance Estimates Data System
  • APEX – (p) Applied Physics Express
  • APFSDS – (i) Armour-Piercing, Fin-Stabilised, Discarding Sabot (ammunition)
  • APHA – (i) American Public Health Association
  • APHE – (i) Armour-Piercing, High Explosive (ammunition)
  • APHIS – (a) Animal and Plant Health Inspection Service
  • API – (i) Application Programming Interface
  • APL
  • (i) A Programming Language
  • Acute Promyeloid Leukaemia
  • Anti-Personnel Landmine
  • Applied Physics Laboratory (Johns Hopkins University)
  • APM – (i) Advanced Power Management
  • APNP – Advanced Practice Nurse Prescriber
  • APOD – (i) Aerial Port (Airport) Of Debarkation
  • APOE – (i) Aerial Port (Airport) Of Embarkation
  • APOLLO – (a) Apache Point Observatory Lunar Laser-ranging Operation
  • APP – (i) Allied Procedural Publication
  • APR – (i) Annual Percentage Rate
  • APS
  • (i) 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
  • Active Protection System

AQ

  • AQ
  • (i) AdventureQuest
  • (s) American Samoa (FIPS 10-4 territory code)
  • Antarctica (ISO 3166 digram)
  • (i) 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
  • AQIM – (i) Al-Qaeda in the Islamic Maghreb
  • AQPS – (i) Autre que pur-sang (French: "Other than Thoroughbred"), designation of a type of French racehorse

AR

  • ar – (s) Arabic language (ISO 639-1 code)
  • Ar – (s) Argon
  • AR
  • (s) Argentina (FIPS 10-4 country code; ISO 3166 digram)
  • Arkansas (postal symbol)
  • (i) ArmaLite Rifle (cf. ArmaLite AR-15 and AR-15 style rifle, both also referred to with the "AR" initialism)
  • Armour
  • (s) Arunachal Pradesh (Indian state code)
  • ara – (s) Arabic language (ISO 639-2 code)
  • ARAG – (a) Advanced Research and Assessment Group
  • ARB – (i) Administrative Review Board
  • ARBA – (a/i) Army Review Boards Agency
  • ARC
  • (i) Appalachian Regional Commission
  • Arc-second Raster Chart
  • (a) Association of Retarded Citizens, the original name of the organization now known as Arc of the United States
  • (i) Athletics–Recreation Center, an indoor arena at Valparaiso University
  • ARCA – (a) Automobile Racing Club of America
  • ARCENT – (p) United States Army Central Command
  • ARDA – (a) Advanced Research and Development Activity (became DTO 2006)
  • ARE
  • (i) UK Admiralty Research Establishment (1984–1991)
  • (s) United Arab Emirates (ISO 3166 trigram)
  • ARF – (i) ASEAN Regional Forum
  • arg – (s) Aragonese language (ISO 639-2 code)
  • ARG – (s) Argentina (ISO 3166 trigram)
  • ARH – (s) Armed Reconnaissance Helicopter
  • ARI
  • (i) Acute Respiratory Infection
  • U.S. Army Research Institute for the Behavioral and Social Sciences
  • ARL
  • (i) UK Admiralty Research Laboratory (1921–1977)
  • U.S. Army Research Laboratory
  • UIUC Aviation Research Laboratory
  • ARM
  • (a) Acorn RISC Machine, later Advanced RISC Machine (cf. Arm Ltd.)
  • Anti-Radiation Missile
  • Adjustable-rate mortgage
  • (s) Armenia (ISO 3166 trigram)
  • ARNet – (p) Acquisition Reform Network
  • AROTS – Australian Rare Or Threatened Species
  • ARP – (i) Address Resolution Protocol – Applied Research Programme
  • ARPA – (a) Advanced Research Projects Agency
  • ARRC – (i) ACE Rapid Reaction Corps
  • ARRF – (i) Allied Rapid Reaction Force
  • ARRL – (i) American Radio Relay League
  • ARS
  • (i) Agricultural Research Service
  • (s) Argentine peso (ISO 4217 currency code)
  • ARSC – (i) Arctic Region Supercomputing Center
  • ARSPACE – (p) U.S. Army Space Command
  • ART
  • (a) Adaptive Resonance Theory
  • Anti-Retroviral Therapy
  • ARTCC – (i) Air Route Traffic Control Center
  • ARWG – (i) Army Research Working Group ("are-wig")

AS

  • as
  • (i) Adult Swim
  • (s) Assamese language (ISO 639-1 code)
  • Attosecond
  • aS – (s) Attosiemens
  • As – (s) Arsenic
  • AS
  • (s) American Samoa (postal symbol; ISO 3166 digram)
  • Australia (FIPS 10-4 country code)
  • Assam / Asom (Indian state code)
  • Advanced Subsidiary (Subsidiary version of Advanced Level, 'A'-Level)
  • AS – (i) ActionScript
  • A/S – (i) Anti-submarine
  • A&S – (i) Armament & Standardisation
  • ASA
  • (i) AcetylSalicylic Acid
  • American Standards Association
  • Army Security Agency
  • Atlantic Southeast Airlines
  • Alaska Airlines (ICAO code)
  • ASAP – (a) As Soon As Possible
  • ASARS
  • (a) Advanced Synthetic Aperture Radar System
  • Airborne Search and Rescue System
  • ASB – (i) Associated Student Body – Alternative Service Book (Church of England)
  • asbl – (i) association sans but lucratif (French "Non-profit organisation")
  • ASBO – (a) Antisocial Behavior Order
  • ASCAP – (a) American Society of Composers, Authors, and Publishers
  • ASCC
  • (i) Army Service Component Commander
  • Automatic Sequence Controlled Calculator
  • Air Standardization Coordinating Committee
  • ASCIET – (i) All Services Combat Identification Evaluation Team
  • ASCII – (a) American Standard Code for Information Interchange
  • ASC+T – (i) Anti Slip Control + Traction
  • ASD
  • (i) (U.S.) Assistant Secretary of Defense
  • Autism spectrum disorder
  • ASD(C3I) – (i) (U.S.) (Command, Control, Communications, & Intelligence)
  • ASD(FMP) – (i) (U.S.) Assistant Secretary of Defense (Force Management Policy)
  • ASD(HA) – (i) (U.S.) Assistant Secretary of Defense (Health Affairs)
  • ASD(ISA) – (i) (U.S.) Assistant Secretary of Defense (International Security Affairs)
  • ASD(ISP) – (i) (U.S.) Assistant Secretary of Defense (International Security Policy)
  • ASD(LA) – (i) (U.S.) Assistant Secretary of Defense (Legislative Affairs)
  • ASD(PA) – (i) (U.S.) Assistant Secretary of Defense (Public Affairs)
  • ASD(RA) – (i) (U.S.) Assistant Secretary of Defense (Reserve Affairs)
  • ASD(SO&HA) – (i) (U.S.) Assistant Secretary of Defense (Special Operations & Humanitarian Assistance)
  • ASD(SO/LIC) – (i) (U.S.) (Special Operations & Low-Intensity Conflict)
  • ASD(S&R) – (i) (U.S.) Assistant Secretary of Defense (Strategy & Requirements)
  • ASD(S&TR) – (i) (U.S.) Assistant Secretary of Defense (Strategy & Threat Reduction)
  • ASDIC – (a) Allied Submarine Detection Investigation Committee (Sonar)
  • ASEAN – (a) Association of Southeast Asian Nations
  • ASFAR – (a) Americans for a Society Free of Age Restrictions
  • ASG – (i) Area Support Group
  • ASIC – (a) Australian Securities & Investments Commission – (a) Aviation Security Identification Card
  • ASICS – (a) Anima sana in corpore sano (Latin, "A sound mind in a sound body") (athletic shoe manufacturer)
  • ASIO
  • (a) Australian Security Intelligence Organisation
  • Audio Stream Input/Output
  • ASIP
  • (i) Advanced System Improvement Program
  • Army Stationing and Installation Plan
  • Application-specific instruction set processor
  • ASL
  • (i) Above Sea Level
  • American Sign Language (also known as Ameslan)
  • "Age, Sex, Location?" (Internet slang)
  • asm – (s) Assamese language (ISO 639-2 code)
  • ASM
  • (i) Air-to-Surface Missile
  • (s) American Samoa (ISO 3166 trigram)
  • (i) American Society for Metals
  • American Society for Microbiology
  • Association Sportive Montferrandaise (French, "Clermont-Ferrand Sporting Association"), as in ASM Clermont Auvergne
  • ASMB
  • (i) American Society for Matrix Biology
  • Adult Swim Message Board
  • ASME
  • (i) American Society of Mechanical Engineers
  • American Society of Magazine Editors
  • ASMP
  • (i) Air-Sol Moyenne Portée missile (French "Medium-range air to surface")
  • (p) Asymmetric multiprocessing
  • ASMR – Autonomous Sensory Meridian Response
  • ASN – (i) Associate of Science in Nursing
  • ASOC
  • (a/i) 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
  • ASP
  • (i) 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
  • ASPI – (i) Australian Strategic Policy Institute
  • ASR
  • (i) Alkali-silica reaction
  • Anti Slip Regulation
  • ASRAAM – (a) Advanced Short-Range Air-to-Air Missile
  • ASSC – (i) Association for the Scientific Study of Consciousness
  • Ass Paym – Assistant Paymaster
  • AST – (i) Atlantic Standard Time (UTC−4 hours)
  • ASTIA – (a) Armed Services Technical Information Agency
  • ASTM – (i) American Society for Testing and Materials
  • ASTREA – (a) Aerial Support To Regional Enforcement Agencies (sheriff's air support unit)
  • ASUN – (p) Atlantic Sun Conference, now branded as the ASUN Conference (pronounced "A-sun")
  • ASUW – (p) AntiSUrface Warfare
  • ASVAB–Armed Services Vocational Aptitude Battery (taken by juniors in high school in the USA)
  • ASVEL – (a) Association Sportive Villeurbanne Éveil Lyonnais (Association Sportive is French for "Sporting Association"; the club was founded through the merger of AS Villeurbanne and Éveil Lyonnais)
  • ASW – (i) AntiSubmarine Warfare
  • ASWORG – (i) (U.S.) AntiSubmarine Warfare Operations Research Group
  • ASX
  • (p) Advanced Stream Redirector
  • Australian Securities Exchange

AT

  • aT – (s) Attotesla
  • At – (s) Astatine
  • AT – (i) Anti-Tank – (s) Ashmore and Cartier Islands (FIPS 10-4 territory code) – Austria (ISO 3166 digram) – (i) Advanced Technology (IBM Personal Computer/AT)
  • ATA – (i) Advanced Technology Attachment (IBM Personal Computer) – Afghan Transitional Authority – Allen Telescope Array – (s) Antarctica (ISO 3166 trigram)
  • ATAC – (a) Air Transportable Acoustic Communications
  • ATACMS – (p) Army TACtical Missile System
  • ATAPI – (a) Advanced Technology Attachment Packet Interface
  • ATAS – (a) Air-To-Air Stinger (missile)
  • ATAT – (a) Aiken Tactical Airsoft Team / Star Wars vehicle
  • ATB
  • (i) Active Time Battle
  • (s) British Antarctic Territory (ISO 3166 trigram; merged with AQ in 1979)
  • ATC –
  • (i) Air Traffic Control
  • Air Training Corps
  • U.S. Air Transport Command (1942–1948)
  • Athletic Trainer, Certified (www.nata.org)
  • ATCCIS – (i) Army Tactical Command and Control Information System
  • ATEBAWLS – (a) Association Towards Engineers Balling at Wii Lover's Sports
  • ATESS – (i) Aerospace and Telecommunications Engineering Support Squadron
  • ATF
  • (s) French Southern Territories (ISO 3166 trigram)
  • (i) (U.S.) Bureau of Alcohol, Tobacco, Firearms and Explosives (from its previous name, which did not include "Explosives")
  • ATG – (s) Antigua and Barbuda (ISO 3166 and FIFA trigram)
  • ATGM – (i) Anti-Tank Guided Missile
  • ATGW – (i) Anti-Tank Guided Weapon
  • ATI –
  • (i) Allied Telesyn International, Inc.
  • (a) Array Technologies Incorporated. (ATI Technologies)
  • Air Transport International - American cargo airline
  • Atisbo – a Local Government Area in Nigeria named for constituent communities (Ago-Are, Tede, Irawo, Sabe, Baasi, Ofiki and Owo)
  • ATK – (p) Attack
  • ATL – (p) Atlanta, Georgia, the largest city and capital of Georgia; taken from the IATA code for its airport
  • ATLAS –
  • (a) All-Terrain Lifter Army System
  • (p) Assessment Tool for LAnd Systems
  • ATM –
  • (i) Automated Teller Machine
  • Asynchronous Transfer Mode
  • At The Moment
  • ATN – (s) Dronning Maud Land (ISO 3166 trigram; merged with AQ in 1983)
  • ATO
  • (i) Air Tasking Order
  • Australian Taxation Office
  • ATP
  • (i) Adenosine TriPhosphate
  • Allied Tactical Publication
  • Ammunition Transfer Point
  • Association of Tennis Professionals (cf. ATP Tour, ATP Challenger Tour, ATP Champions Tour)
  • ATSD – (p) (U.S.) Assistant Secretary of Defense
  • ATSDR – (i) Agency for Toxic Substances and Disease Registry
  • AT&T – (i) American Telephone and Telegraph (U.S. company, also known as "Ma Bell")
  • ATV
  • (i) All-terrain vehicle
  • Associated Television – former UK TV company
  • ATWA – (a) Air, Trees, Water, Animals<!--- coined by Charles Manson --->

AU

  • Au – (s) Gold (Latin Aurum)
  • AU –
  • (i) African Union (was OAU before 2000)
  • American University
  • (s) Astronomical Unit
  • Australia (ISO 3166 diagram)
  • Austria (FIPS 10-4 country code)
  • AUC –
  • (i) Ab Urbe Condita / Anno Urbis Conditae (Latin "from the founding of the city" / "in the year since the founding of the city") (of Rome)
  • Area Under the Curve (concentration time curve; medicine)
  • AUD – (s) Australian dollar (ISO 4217 currency code)
  • AUG – (a) Armee-Universal-Gewehr (German, Army Universal Rifle)
  • AUS – (s) Australia (ISO 3166 trigram)
  • AUSCANNZUKUS – (p) Australia, Canada, New Zealand, United Kingdom, United States (security designation<!--- a trigram followed by four digrams --->)
  • Auslan – (p) Australian Sign Language
  • AUT – (s) Austria (ISO 3166 trigram)
  • AUTL – (i) Army Universal Task List

AV

  • av – (s) Avar language (ISO 639-1 code)
  • aV – (s) Attovolt
  • Av – (i) Aperture value (photographic mode)
  • AV
  • (s) Anguilla (FIPS 10-4 territory code)
  • (i) Audio-Visual
  • (s) Aviation
  • ava – (s) Avar language (ISO 639-2 code)
  • AVA – (i) American Viticultural Area
  • AVB – (i) Audio Video Bridging
  • AVCATT-A – (p) (U.S. Army's) Aviation Combed Arms Tactical Trainer-Aviation [Reconfigurable Manned Simulator]
  • AVDLR – (p) Aviation Depot Level Repair
  • ave – (s) Avestan language (ISO 639-2 code)
  • AVGP – (i) Armoured Vehicle, General Purpose
  • AVI – (i) Audio Video Interleave
  • AVIM – (p) Aviation Intermediate Maintenance
  • AVLB – (i) Armoured Vehicle Launched Body
  • AVM
  • (i) Air Vice-Marshal
  • (p) Arteriovenous malformation
  • AVO – (i) Apprehended Violence Order
  • AVP – (a) Arubaanse Volkspartij
  • AVP – (i) Association of Volleyball Professionals
  • AVRE – (i) Armoured Vehicle Royal Engineers
  • AVTB
  • (i) Armoured Vehicle Test Bed
  • (p) Aviation Test Bed
  • AVUM – (p) Aviation Unit Maintenance
  • AVUS – (a) Automobil-Verkehrs- und Übungsstraße (German, "Automobile Traffic and Training Road"; former auto racing track and current road in Berlin)
  • AVVO – (a) Acute Vaginal Venereal Outbreak

AW

  • aW – (s) Attowatt
  • AW – (s) Aruba (ISO 3166 digram)
  • AWA – (i) American Wrestling Association
  • AWACS – (a) Airborne Warning And Control System
  • AWC – (i) Air Warfare Centre
  • AWD – many, including All Wheel Drive; see entry
  • AWE – (i/a) Advanced Warfighting Experiment
  • AWG – (s) Aruban guilder (ISO 4217 currency code)
  • AWOL – (a) Absent Without Official Leave / Absent WithOut Leave (military jargon)
  • AWP – (p) Awaiting Parts (SM&R code)
  • AWSIM – (p) Air Warfare SIMulation
  • AWST – (a) Australian Western Standard Time
  • AWW – (i) Above-Water Warfare

AX

  • AX – (s) Åland (ISO 3166 digram)
  • AXP – (p) Ambulance eXchange Point

AY

  • ay – (s) Aymara language (ISO 639-1 code)
  • AY – (s) Antarctica (FIPS 10-4 territory code)
  • AYBABTU – (i) All Your Base Are Belong To Us
  • aym – (s) Aymara language (ISO 639-2 code)
  • AYU – (i) As Yet Unknown

AZ

  • az – (s) Azerbaijani language (ISO 639-1 code)
  • AZ
  • (s) Arizona (postal symbol)
  • Azerbaijan (ISO 3166 digram)
  • (i) Alkmaar Zaanstreek (Dutch football club)
  • AZAL – Azerbaijan Airlines
  • aze – (s) Azerbaijani language (ISO 639-2 code)
  • AZE – (s) Azerbaijan (ISO 3166 trigram)
  • AZN – (s) Azerbaijani manat (ISO 4217 currency code)
  • AZUR – (p) Actions en zone urbaine (French, Urban Operations)