7601 abbreviations
AbbreviationMeaning
aAtto-
AAmpere
A/CAir Conditioned/Conditioning||Aircraft
A/CdreAir Commodore
A/DAnalog/Digital
A&EArts & Entertainment Network, the original name for the U.S. TV channel now known as A&E Network
A/SAnti-submarine
A&SArmament & Standardisation
A10Atlantic 10 Conference
A1CAirman First Class
A2ATD or A2ATDAnti-Armour Advanced Technology Demonstration
A2C2 or A2C2Army Airspace Command and Control
A4many, including a European standard office paper size; see entry
aaAfar language (ISO 639-1 code)
aAAttoampere
AAachieved availability
AAArmed Forces Americas (postal symbol)
AAAruba (FIPS 10-4 territory code)
AAassembly area
AAAutomobile Association
AAavenue of approach
AAAadministration, authorization, and authentication
AAAAmerican Automobile Association ("Triple-A")
AAAanti-aircraft artillery
AAAAmateur Athletic Association (of England)
AAAAsistencia Asesoría y Administración (Spanish, "Assistance, Consulting, and Administration"—Mexican professional wrestling promotion)
AAAIAmerican Association for Artificial Intelligence
AAASAmerican Association for the Advancement of Science
AACAmerican Athletic Conference
AACArmy Air Corps (British Army)
AADanalogue-analogue-digital (CD quality)
AADAustralian Antarctic Division
AADACAlberta Alcohol and Drug Abuse Commission
AADCarea air defense commander
AADCamino acid decarboxylase
AADCaromatic L-amino acid decarboxylase
AADCAustralian Antarctic Data Centre
AADDAdult attention deficit disorder
AADTannual average daily traffic
AAFCU.S. Army Air Corps Ferrying Command (1941–1942)
AAFCAll-America Football Conference (1946–1949)
AAFESArmy and Air Force Exchange Service
AAIapplied artificial intelligence
AAISadvanced airborne interceptor simulator
AAMair-to-air missile
AAMOFas a matter of fact
AANEASAnglo-Australian Near-Earth Asteroid Survey
AAODLAtmospheric Aerosols and Optics Data Library
a.a.p.Associated Artists Productions (former film distributor)
AAPadvanced acquisition plan