ASA as an abbreviation or initialism may refer to:

Biology and medicine

* Accessible surface area of a biomolecule, accessible to a solvent * Acetylsalicylic acid, aspirin *

Advanced surface ablation Photorefractive keratectomy (PRK) and laser-assisted sub-epithelial keratectomy (or laser epithelial keratomileusis) (LASEK) are laser eye surgery procedures intended to correct a person's vision, reducing dependency on glasses or contact lenses. ...

, refractive eye surgery *

Anterior spinal artery In human anatomy, the anterior spinal artery is the artery that supplies the anterior portion of the spinal cord. It arises from branches of the vertebral arteries and courses along the anterior aspect of the spinal cord. It is reinforced by sever ...

, the blood vessel which supplies the anterior portion of the spinal cord *

Antisperm antibodies Antisperm antibodies (ASA) are antibodies produced against sperm antigens. Types Antisperm antibodies are immunoglobulins of IgG, IgA, and/or IgM, which are directed against sperm antigens. ASA can be detected in ejaculate, cervical mucus, ...

, antibodies against sperm antigens * Argininosuccinic aciduria, a disorder of the urea cycle *

ASA physical status classification system The ASA physical status classification system is a system for assessing the fitness of patients before surgery. In 1963 the American Society of Anesthesiologists (ASA) adopted the five-category physical status classification system; a sixth catego ...

, rating of patients undergoing anesthesia

Education and research

African Studies Association of the United Kingdom The African Studies Association of the United Kingdom (ASAUK) formed in 1963 "to advance African studies, particularly in the United Kingdom, by providing facilities for the interchange of information and ideas and the co-ordination of activities ...

* African Studies Association *

Alandica Shipping Academy Alandica Shipping Academy (also ASA) offers maritime education in Åland, Finland and began operations in 2020. ASA offers basic courses and refresher courses for seafarers as well as undergraduate education at high school and college level. The e ...

, Åland Islands, Finland * Albany Students' Association, at Massey University, Auckland, New Zealand * Alexander-Smith Academy, in Houston, Texas * Alpha Sigma Alpha, U.S. national sorority *

American Society for Aesthetics American Society for Aesthetics (ASA) is a philosophical organization founded in 1942 to promote the study of aesthetics. The ASA sponsors national and regional conferences, and publishes the ''Journal of Aesthetics and Art Criticism'', the '' ...

, philosophical organization *

American Student Assistance American Student Assistance (ASA) is a national non-profit organization to help students make informed choices to achieve their education and career goals. It is headquartered in downtown Boston, Massachusetts. History American Student Assistance ...

, national non-profit organization * American Studies Association *

Arizona School for the Arts Arizona School for the Arts is a non-profit public charter school in Phoenix, Arizona. Emphasis is placed on a college preparatory curriculum and the performing arts. Its mascot is a one-legged pigeon named Stumpy. History It was founded in 1995 ...

* Armenian Sisters Academy * Association of Social Anthropologists * Astronomical Society of Australia *

Austrian Studies Association The Austrian Studies Association or ASA (formerly the Modern Austrian Literature and Culture Association or MALCA, with its journal ''Modern Austrian Literature'') continues traditions started in 1961 (originally the International Arthur Schnitzler ...

Organizations

Acoustical Society of America The Acoustical Society of America (ASA) is an international scientific society founded in 1929 dedicated to generating, disseminating and promoting the knowledge of acoustics and its practical applications. The Society is primarily a voluntary orga ...

, international scientific society * Advertising Standards Authority (disambiguation), advertising regulators in several countries * Aid to Southeast Asia, a non-governmental organization *

American Scientific Affiliation The American Scientific Affiliation (ASA) is a Christian religious organization of scientists and people in science-related disciplines. The stated purpose is "to investigate any area relating Christian faith and science." The organization publi ...

, an organization of Christians in science * American Society of Agronomy * American Society of Anesthesiologists * American Society of Appraisers *

American Sociological Association The American Sociological Association (ASA) is a non-profit organization dedicated to advancing the discipline and profession of sociology. Founded in December 1905 as the American Sociological Society at Johns Hopkins University by a group of fif ...

* American Staffing Association *

American Standards Association The American National Standards Institute (ANSI ) is a private non-profit organization that oversees the development of voluntary consensus standards Standardization or standardisation is the process of implementing and developing techn ...

, a former name of the American National Standards Institute * American Statistical Association *

American Synesthesia Association The American Synesthesia Association (ASA) is a not-for-profit academic and public society whose mission is to foster and promote the education and the advancement of knowledge of the phenomena of synesthesia, a neurological condition in which stim ...

Americans for Safe Access Americans for Safe Access (ASA), based in Washington, D.C., is a member-based organization working to ensure safe and legal access to cannabis for therapeutic uses and research. Americans for Safe Access works in partnership with local, state, an ...

, marijuana law reform group *

Association for Social Advancement Association may refer to: *Club (organization), an association of two or more people united by a common interest or goal *Trade association, an organization founded and funded by businesses that operate in a specific industry *Voluntary associatio ...

, microfinance institution, Bangladesh *

Association for the Study of Abortion The Association for the Study of Abortion (ASA) was an American organization founded around 1965 dedicated to the study of abortion and advocacy for the liberalization of abortion law. Its founding members included the obstetrician-gynecologists A ...

Association of Scouts of Azerbaijan The Association of Scouts of Azerbaijan ( az, Azərbaycan Skautlar Assosiasiyası), (ASA) the national Scouting organization of Azerbaijan, was founded in 1997, and became the 150th member of the World Organization of the Scout Movement on 20 Aug ...

Association of Southeast Asia ASEAN ( , ), officially the Association of Southeast Asian Nations, is a political and economic union of 10 member states in Southeast Asia, which promotes intergovernmental cooperation and facilitates economic, political, security, military ...

* Australian Society of Authors *

Australian Space Agency The Australian Space Agency is an agency under the Australian Government responsible for the development of Australia's commercial space industry, coordinating domestic activities, identifying opportunities and facilitating international spac ...

Austrian Service Abroad The Austrian Service Abroad is a non-profit organization founded by Andreas Hörtnagl, Andreas Maislinger and Michael Prochazka in 1998, which sends young Austrians to work in partner institutions worldwide serving Holocaust commemoration in f ...

Autism Society of America The Autism Society of America (ASA) was founded in 1965 by Bernard Rimland and Ivar Lovaas together with Ruth C. Sullivan and a small group of other parents of children with autism. Its original name was the National Society for Autistic Childre ...

United States Army Security Agency The United States Army Security Agency (ASA) was the United States Army's signals intelligence branch from 1945 to 1976. The Latin motto of the Army Security Agency was ''Semper Vigiles'' (Vigilant Always), which echoes the declaration, often ...

Sports

* Agremiação Sportiva Arapiraquense, Brazilian soccer club *

Alliance Sport Alsace The Alliance Sport Alsace, simply known as ASA, is a French professional basketball club based in Souffelweyersheim and Gries. Founded in 2021, the team plays in the LNB Pro B The LNB Pro B, commonly known as Pro B, is the 2nd-tier level men's ...

, French basketball club *

Amateur Softball Association An amateur () is generally considered a person who pursues an avocation independent from their source of income. Amateurs and their pursuits are also described as popular, informal, self-taught, user-generated, DIY, and hobbyist. History Hist ...

, former name of the governing body now known as USA Softball *

Amateur Swimming Association Swim England is the national governing body for swimming, diving, water polo, open water swimming, and synchronised swimming in England. It forms part of British Swimming, a federation of the national governing bodies of England, Scotland ( Scott ...

, former name of Swim England *

American Sailing Association The American Sailing Association is the predominant standards bearer and codifier in the arena of recreational sailing education in the Americas. The organization was founded in 1983 by television producer Lenny Shabes who felt there was no recogn ...

American Samoa American Samoa ( sm, Amerika Sāmoa, ; also ' or ') is an unincorporated territory of the United States located in the South Pacific Ocean, southeast of the island country of Samoa. Its location is centered on . It is east of the International ...

, IOC country code * American Speed Association, motorsports sanctioning body *

American Sportscasters Association The American Sportscasters Association (ASA) was founded in 1979 by broadcaster Dick London (Hanna) and associate attorney Harold Foner as a non-profit association to represent sportscasters by promoting and supporting the needs and interests of ...

Arizona Soccer Association The Arizona Soccer Association (ASA), also known as the Arizona Youth Soccer Association (AYSA), is a nonprofit organization which was founded in 1974. The organization's goals are to promote the physical, mental and emotional growth and developm ...

Athletics South Africa Athletics South Africa is the national governing body for the sport of athletics (including track and field, cross country, road running and racewalking) in South Africa, recognised by the IAAF, and also a member of Confederation of African Athle ...

, the national governing body for the sport of athletics in South Africa *

Atlético Sport Aviação Atlético Sport Aviação, best known as ASA, is a football club from Luanda, Angola. The club was founded in 1953 by a group of workers from TAAG's predecessor DTA. Mr. Jacinto Medina was the first chairman. Before Angola's independence, the c ...

, Angolan multisports club *

United States Adult Soccer Association The United States Adult Soccer Association (USASA) is a national organization for amateur soccer in the United States. It consists of 55 state organizations as well as national, regional and state leagues. The National Premier Soccer League, NISA ...

Transportation

ASA (automobile) ASA (''Autocostruzioni Società per Azioni'') was an Italian automobile manufacturer active from 1961 to 1969, who is known for manufacturing the ASA 1000 GT. This car was developed by Ferrari engineers in the late 1950s as a less expensive, compac ...

, Italian marque of automobiles (Autocostruzioni Società per Azioni) *

ASA Aluminium Body ASA Aluminium Body is an Argentinian company that produces exact replicas of racing cars from the 1930s, 1940s and 1950s. The company is headquartered in Don Torcuato, a city in Tigre Partido. History In 1969 a company named ''Lotus Argentina' ...

, Argentinian manufacturer of replicas of sports cars *

Aeropuertos y Servicios Auxiliares Aeropuertos y Servicios Auxiliares (ASA) is a Mexican Federal Government-owned corporation with its own equity capital and legal identity. It has its headquarters in Mexico City in Venustiano Carranza, D.F., Venustiano Carranza, Mexico City. It wa ...

, Mexican airport operator *

African Safari Airways Africa Safari Airways was an airline based in Mombasa, Kenya. It operated charter flights and inclusive tours beginning in 1967 from Europe, mainly to Mombasa. Its main base was Moi International Airport, Mombasa. It ceased operations in 2009. ...

, airline company based in East Africa *

Air services agreement An air transport agreement (also sometimes called an air service agreement or ATA or ASA) is a bilateral agreement to allow international commercial air transport services between signatories. The bilateral system has its basis under the Chicago ...

, bilateral agreement to allow international commercial air transport services between signatories *

Atlantic Southeast Airlines Atlantic Southeast Airlines (ASA) was a regional U.S. airline based in the A-Tech Center in College Park, Georgia, flying to 144 destinations as a Delta Connection carrier on behalf of Delta Air Lines via a code sharing agreement and, as of ...

, in Atlanta, Georgia * Airline Superintendents Association, of Trinidad & Tobago *

Airservices Australia Airservices Australia is an Australian Government owned corporation, responsible for providing safe, secure, efficient and environmentally responsible services to the aviation industry within the Australian Flight Information Region (FIR). S ...

, air traffic management and related services provider for Australia * The International Civil Aviation Organization's code for Alaska Airlines

Other

* ASA, a measure of film speed in photography, later replaced by the ISO standard *

Acrylonitrile styrene acrylate Acrylonitrile styrene acrylate (ASA), also called acrylic styrene acrylonitrile, is an amorphous thermoplastic developed as an alternative to acrylonitrile butadiene styrene (ABS), but with improved weather resistance, and is widely used in the a ...

, a plastic polymer *

Adaptive simulated annealing Adaptive simulated annealing (ASA) is a variant of simulated annealing (SA) algorithm in which the algorithm parameters that control temperature schedule and random step selection are automatically adjusted according to algorithm progress. This mak ...

, optimization algorithm *

Cisco ASA In computer networking, Cisco ASA 5500 Series Adaptive Security Appliances, or simply Cisco ASA, is Cisco's line of network security devices introduced in May 2005. It succeeded three existing lines of popular Cisco products: * Cisco PIX, which prov ...

(Adaptive Security Appliances) *

Allied States of America ''Jericho'' is an American post-apocalyptic action drama television series, which centers on the residents of the fictional city of Jericho, Kansas, in the aftermath of a nuclear attack on 23 major cities in the contiguous United States. It w ...

, a fictional American nation in the television show ''Jericho'' * Allmennaksjeselskap, the designation for a Norwegian public limited company *

Anti-Soviet agitation Anti-Soviet agitation and propaganda (ASA) (russian: антисове́тская агита́ция и пропага́нда (АСА)) was a criminal offence in the Soviet Union. To begin with the term was interchangeably used with counter-revolu ...

, a criminal offense in the Soviet Union * ASA carriage control characters, a system used for controlling mainframe line printers *

Assistant state's attorney In the United States, a district attorney (DA), county attorney, state's attorney, prosecuting attorney, commonwealth's attorney, or state attorney is the chief prosecutor and/or chief law enforcement officer representing a U.S. state in a loc ...

, a title for attorneys working in the state's attorney's office in the United States *

As-salamu alaykum As-salamu alaykum ( ar, ٱلسَّلَامُ عَلَيْكُمْ, , ), also ''Salamun Alaykum'' is a greeting in Arabic that means 'Peace be upon you'. The (, meaning 'peace') has become a religious salutation for Muslims worldwide when greet ...

, a greeting in

Arabic Arabic (, ' ; , ' or ) is a Semitic languages, Semitic language spoken primarily across the Arab world.Semitic languages: an international handbook / edited by Stefan Weninger; in collaboration with Geoffrey Khan, Michael P. Streck, Janet C ...

that means "peace be upon you" *

Auditory scene analysis In perception and psychophysics, auditory scene analysis (ASA) is a proposed model for the basis of auditory perception. This is understood as the process by which the human auditory system organizes sound into perceptually meaningful elements. T ...