AA

AA may refer to:

AA

Organizations and businesses

Architectural Association School of Architecture, the prestigious London based School of Architecture
The Albany Academy, an independent day school for boys in Albany, New York
Albuquerque Academy, an independent day school in Albuquerque, New Mexico
Alcoa, an American aluminium-producing company with the stock ticker symbol AA
Alcoholics Anonymous, a worldwide fellowship of persons recovering from alcoholism
Alvesta Alternative, a political party in Sweden
Amalgamated Association of Iron and Steel Workers, a former union in the United States
American Atheists, an organization advocating for atheists in the United States
American Apparel, a clothing company in the United States
Amir Adnan, a Pakistani fashion label for men
Annuaires Afrique, an African online directory
Apollo Alliance, an organization advocating energy independence and renewable energy for the United States
Foreign Office (Germany) (Auswärtiges Amt), the Foreign Office of Germany

Transportation

Adelaide Airport, large Australian airport
American Airlines, IATA airline code
Aerolíneas Argentinas, an Argentine airline
AirAsia, a Malaysian airline
Air America (airline), a CIA front that supplied covert operations during the Vietnam War
NZR AA class, a locomotive class operated by the New Zealand Railways Department
Ann Arbor Railroad, a railroad connecting Ann Arbor, Michigan and Toledo, Ohio in the United States

See Also Automobile Association The Automobile Association, a British motoring organisation
The Automobile Association (Ireland), an Irish motoring organisation
within a country to refer to the Automobile Association of that country, such as the New Zealand Automobile Association
AA Motoring Trust, a British road safety charity that merged with IAM Motoring Trust
AA Publishing, a trading name of The Automobile Association in the UK

Sports, games and pastimes

Ace Attorney, a series of courtroom based video games called Gyakuten Saiban in Japan.
America's Army, a computer game published by the U.S. Army
American Association (19th century), baseball
American Association (20th century), baseball
American Association of Independent Professional Baseball started in 2006
Ancient Anguish, an LPMud (computer game) in existence since 1992
Class AA, a level in the Farm System of minor league baseball

Science, medicine, mathematics and computing

ʻAʻā (lava flow), a type of basaltic lava flow
AA, or Advanced Architecture, original name of Amiga Advanced Graphics Architecture
AA amyloidosis, a form of amyloidosis related to Serum amyloid A
AA postulate of Euclidian geometry
Academia de Artes, Mexico
Aggregatibacter actinomycetemcomitans, a species of bacteria found to be in association with certain types of periodontal disease
Amplitude of accommodation, a measurement of the eye's ability to focus clearly on objects at near distances
Anti-aliasing, a computer graphics technique
Aortic aneurysm
Arachidonic acid, a polyunsaturated fatty acid
ASCII art, an artistic medium in which pictures are composed of symbols taken from the ASCII computer character set
Atlas Autocode, a computer programming language
Atomic absorption spectroscopy, an instrument for measuring the content of metal in samples

People

Aaron Ashmore
Adam Ant
Adam Arkin
Adewale Akinnuoye-Agbaje
Afshan Azad
Alan Alda
Alan Arkin
Alessandra Ambrosio
Alexis Amore
Alison Armitage
Amy Acker
Amy Acuff
Amy Adams
Amy Allen
Andre Agassi
Anne Archer
Anthony Anderson
Armand Assante
Arn Anderson, professional wrestler
Art Alexakis
Ashley Argota
Ashley Parker Angel
Asia Argento
Ayaan Hirsi Ali

Other

Associate of Arts degree
AA battery size
AA Brassiere measurement
AA certificate - a film rating used by the British Board of Film Classification Censors between 1970 and 1982, restricting audiences to those aged 14 and over
Abhisamayalankara, or Abhisamaya-alaṅkāra, a Mahayana Buddhist text.
Affirmative action, a social policy dealing with underrepresented minorities
African American
Agreement on Agriculture, a WTO treaty
Air attaché, usually a high-ranking air force officer on the staff of an embassy
Antarctica, World Meteorological Organization country code
Anti-aircraft warfare, a military term for combat against airborne enemies from the ground
Amon Amarth
Aruba (DAFIF 0413 / DIA 65-18 / FIPS PUB 10-4 territory code)
Asian Aerospace, the biggest airshow event in Asia
Asian American
Assumptionists, the Augustinians of the Assumption, a congregation of Catholic religious (priests and brothers)
Audio Adrenaline
The production code for The Savages (Doctor Who), a Doctor Who serial
Anti-aliasing filter a filter used in digital signal processing
Ayt Ayache
pocket aces

A∴A∴

A∴A∴, (Latin: Argenteum Astrum), a magical order created by Aleister Crowley

Aa

Å, letter found in several languages including Swedish, Norwegian and Danish, which can be alternatively transcribed as "aa"
Brynjar Aa, Norwegian dramatist
Aa, Å or Aa River, the name of several waterways in Europe
Aa! Megami-sama or Oh My Goddess!, a popular anime/manga series
Aa!, a J-Pop musical group
Aa (lava flow), a type of lava (see below)
Aa (plant), a genus of orchid
Aa, Estonia, a village on northern coast of Estonia
AUTOart, a high quality die cast model car manufacturer
Van der Aa, a Dutch name
Petrus van der Aa (1530—1594), a Flemish jurist
Philips van der Aa, a Dutch statesman during the Eighty Years' War
Pieter van der Aa (1659—1733), a Dutch publisher
Terje Aa, bridge player

'A'ā

ʻAʻā (lava flow), one of three basic types of lava flow

aA

abampere, the CGS unit of current
attoampere, 10⁻¹⁸ ampere, a unit of electric current

aa

Aa (digraph)
Afar language, ISO 639 alpha-2 language code
Amino acid, a subunit of which proteins are constituted
Authoritative Answer, in DNS a flag for query answer

.aa

a proprietary digital audio format of Audible.com

Translation

The word "AA" occurs as such in the following languages: English, Czech, Danish, German, Estonian, Greek, Spanish, French, Korean, Indonesian, Italian, Latvian, Lithuanian, Dutch, Japanese, Norwegian (Bokmål), Polish, Russian, Slovak, Slovenian, Swedish, Tagalog, Thai, Turkish, Chinese.

Translation(s) in other languages: Esperanto: Aa, Icelandic: Aa, Ripuarian: AA (Watt ėßß datt?), Romanian: AA (dezambiguizare), Finnish: Aa.