Turnabout Trial

AA

[ah-ah]

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

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
Architectural Association School of Architecture, the prestigious London based School of Architecture
Assassins Association, a small gang in the United States
Foreign Office (Germany) (Auswärtiges Amt), the Foreign Office of Germany

within a country to refer to the Automobile Association of that country, such as the New Zealand Automobile Association

Air America, a CIA front that supplied covert operations during the Vietnam War
AA Motoring Trust, a British road safety charity
Ann Arbor Railroad, a railroad connecting Ann Arbor, Michigan and Toledo, Ohio in the United States
AA Publishing, a trading name of The Automobile Association in the UK
NZR Aa class, a locomotive class operated by the New Zealand Railways Department

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

AA chipset, the computer graphics architecture found in the Amiga 4000
AA postulate of Euclidian geometry
Academia de Artes, Mexico
Actinobacillus 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
Amyloid associated, a form of amyloidosis related to Serum amyloid A
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
The middle of the three levels of web site accessibility measured by WCAG

AA battery size
AA brassiere cup size
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
Abhisamaya-alamkara, a Mahayana Buddhist text.
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
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.

Å, letter found in several languages including Swedish, Norwegian and Danish, which can be alternatively transcribed as "aa"