ACA
Template:Sister project ACA may refer to:
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Arts and entertainment
- A Current Affair (Australian TV program), an Australian television program
- Actors Centre Australia, a private dramatic arts school
- American Choreography Awards
- American Composers Alliance
- American Council for the Arts, now part of Americans for the Arts
- American Country Awards
Aviation
- Advisory Committee for Aeronautics
- Aero Club of America, US aviation group, now the National Aeronautic Association
- Agile Combat Aircraft, forerunner to the British Aerospace EAP technology demonstrator aircraft
- Air Canada, by ICAO airline designator
- American Champion Aircraft, a US light aircraft manufacturer
- Arctic Control Area, a Canadian airspace region
- Astronautics Corporation of America
- Atlantic Coast Airlines, later Independence Air
- Austrian Cockpit Association, professional pilot organization
- IATA airport code for Acapulco International Airport in State of Guerrero, Mexico
Business
- Alerting Communicators of America, an earlier name of American Signal Corporation
- Angel Capital Association
- Australian Coal Association
Government and politics
- Accessible Canada Act
- Affordable Care Act, shorthand for the Patient Protection and Affordable Care Act, commonly called "Obamacare"
- Allied Commission for Austria
- Anti-Corruption Agency, a Malaysian government agency
- Australian Coal Association
- Australian Communications Authority
Historical
- Army Comrades Association, or "Blueshirts", a political organization in 1930s Ireland
- Armed Peasant Association (Spanish: Script error: No such module "Lang".), also known as Armed Campesino Group, a Marxist–Leninist Paraguayan rebel group
Organizations
- Academic Cooperation Association, international body to promote cooperation in higher education, based in Brussels
- Adult Children of Alcoholics, counseling and support group
- African Cashew Alliance, international organization for promoting Africa's cashew industry
- American Cadet Alliance, former non-government group for military cadet activities
- American Chess Association, chess organization founded in 1857 and dissolved a few years later
- American Citizens Abroad, non-profit group advocating for American expatriates
- American Cryptogram Association, group for cryptographic puzzles
- American Crystallographic Association, scientific society
- Amputee Coalition of America, advocacy and support group
- Analytica Chimica Acta, scientific journal
- Anti-Communist Action, a far-right organization
- NSC-131, a neo-Nazi group
- Anglican Church in America, traditionalist Anglican church body
- Army Comrades Association ("Blueshirts"), Irish militant right-wing group in 1932-1933
- Association of Canadian Archivists, professional group for Canadian historical archivists
- Atheist Community of Austin, Texas non-profit group which produces The Atheist Experience TV program
- Automóvil Club Argentino, Argentina's largest automobile association
- Automobile Club of America
Professional associations
- ACA International, formerly the American Collectors Association
- American Callers Association, association of square dance callers
- American Camp Association, professional and trade association for summer (and similar) camp owners and workers
- American Chiropractic Association, professional association
- American Coatings Association, professional and trade association for paint and coatings industry
- American College of Apothecaries, professional and trade association for independent community pharmacists
- American Correctional Association, professional and trade association for prisons and prison officials and employees
- American Counseling Association, professional association
- Australasian Corrosion Association, Australia and New Zealand trade association
- Australian Counselling Association, professional association
School
- Academic Cooperation Association, international group promoting cooperation in higher education, based in Brussels
Science and technology
- 7-ACA, 7-aminocephalosporanic acid
- Azodicarbonamide, a chemical foaming agent
- ACA, a codon for the amino acid threonine
- Anterior cerebral artery
- Anti-cardiolipin antibodies
- Anti-centromere antibodies
- Acrodermatitis chronica atrophicans
- ACA0, an axiom system in reverse mathematics
- All common ancestors (ACA) point, also known as the identical ancestors point
Sport
- Adventure Cycling Association
- African Cricket Association
- American Canoe Association
- Argentine Cricket Association
- Australian Cricketers' Association
- Australian Cricket Academy
- AC Ajaccio, a French professional football team
- AC Arles-Avignon, a French professional football team
- Absolute Championship Akhmat, a mixed martial arts, kickboxing and Brazilian jiu-jitsu promotion based in Russia
Transport
- Antioch–Pittsburg (Amtrak station), by station code, in Antioch-Pittsburg, California
Other uses
- aca, the ISO 639 code for the Achawa language of Colombia
- ACA Neo Geo, a series of Neo Geo re-releases made by Hamster Corporation and SNK, derived from Arcade Archives.
- Arabic chat alphabet