AA

 

AA, A∴A∴, Aa, 'A'a, aa and aA may refer to:

AA

Transportation

• Aerolíneas Argentinas, an Argentine airline
• American Airlines, IATA airline code
• Air America was a CIA front that supplied covert operations during the Vietnam War
• Ann Arbor Railroad, a railroad connecting Ann Arbor, Michigan and Toledo, Ohio in the United States
• NZR Aa class, a locomotive class operated by the New Zealand Railways Department
• AA Motoring Trust, a British road safety charity
• An 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

Organizations and businesses

• Albuquerque Academy, an independent day school in Albuquerque, New Mexico
• Alcoa, an American aluminum-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 roxx
• American Atheists, an organization advocating for atheists in the United States
• American Apparel, a clothing company in the United States
• The Albany Academy, an independent day school for boys in Albany, New York
• Amir Adnan, a Pakistani fashion label for men
• Annulaires Afrique, an African online directory
• Architectural Association School of Architecture, the prestigious London based School of Architecture
• Asbestos Association, the British asbestos manufacturers' association
• Foreign Office (Germany) (Auswärtiges Amt), the Foreign Office of Germany
• Armenian Aryans Armenian Aryan group

Sports, games and pastimes

• Ace-Ace, in a poker hand
• 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
• Pocket Aces, the best possible starting hand in Texas Hold Em
• Arn Anderson, professional wrestler
• Alternate Achievement: a concept in the game, EverQuest II, which came out in the expansion pack EverQuest II: Kingdom of Sky.
• Zoo Tycoon 2: African Adventure
• A very high grade in Dance Dance Revolution
• Ace Attorney, a series of courtroom based video games called Gyakuten Saiban (meaning Turnabout Trial) in Japan.

Science, mathematics and computing

• AA chipset, the computer graphics architecture found in the Amiga 4000
• AA postulate of Euclidian geometry
• Academia de Artes, Mexico
• Amino acid
• Amplitude of accommodation, a measurement of the eye's ability to focus clearly on objects at near distances
• Anti-aliasing, a computer graphics technique
• 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 Spectrophotometer, an instrument for measuring the content of metal in samples
• Actinobacillus actinomycetemcomitans, a species of bacteria found to be in association with certain types of periodontal disease.

Other

• AA battery size
• AA brassiere cup size
• Aa, Big A little a, a musical group that blends old-world percussion with electronic noise
• Affirmative action, a social policy dealing with underrepresented minorities
• African American
• Air Attache, usually a high-ranking air force officer on the staff of an embassy
• Antarctica, WMO country code
• Anti-aircraft warfare, a military term for combat against airborne enemies from the ground
• Armed Forces Americas, United States postal abbreviation
• Aruba (DAFIF 0413 / DIA 65-18 / FIPS PUB 10-4 territory code)
• Asian Aerospace, the biggest airshow event in Asia
• Asian American
• Associate of Arts, a kind of associate's degree
• Audio Adrenaline
• The production code for The Savages, a Doctor Who serial.

A∴A∴

• 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"
• Aa!, a J-Pop musical group
• Aa, a type of lava
• Aa (plant), a genus of orchid
• Aa, Estonia, a village on northern coast of Estonia
• Aa River (or Å River), the name of several waterways in Europe
• Brynjar Aa, Norwegian dramatist
• Van der Aa, a Dutch name
• Johann van der Aa, father of Petrus van der Aa
• Petrus van der Aa (1530—1594), a Flemish jurist
• Philips van der Aa, a Dutch stateman during the Eighty Years' War
• Pieter van der Aa (1659—1733), a Dutch publisher
• Terje Aa, bridge player
• Aa! Megami-sama or Oh My Goddess! is a popular anime/manga series
• AUTOart, a high quality die cast model car manufacturer
• Aa, Experimental post-punk/no-wave group from Brooklyn, NY (also known as Big A Little a)

'A'a

• ʻAʻā, one of three basic types of lava flow.

aA

• attoampere, an SI unit of electric current (equal to 10⁻¹⁸ A)
• abampere, the CGS unit of current

aa

• Aquanaut Academy International, diver training organization
• Afar language, ISO 639 alpha-2 language code
• Authoritative Answer, in DNS a flag for query answer
• Aa, a digraph

.aa

• a proprietary digital audio format of Audible.com

See also

• Å (disambiguation)

ksh:AA (Watt ėßß datt?)

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