CSA, csa, or Csa may refer to:
Art, entertainment, and media Canadian Screen Awards, the annual awards ceremony by the Academy of Canadian Cinema & Television Commission on Superhuman Activities, a fictional agency in Marvel Comics Crime Syndicate of America, DC Comics supervillains C.S.A.: The Confederate States of America, an 2004 alternative history mockumentary film
Businesses and organizations Businesses Connectivity Standards Alliance, formerly known as the Zigbee Alliance Cambridge Scientific Abstracts, a provider of online databases CSA Mine, Cobar, New South Wales, Australia
Education Central Student Association, the University of Guelph, Ontario, Canada Civil Services Academy Lahore, Pakistan Colegio San Agustin (disambiguation), several Catholic schools College Student Alliance, a provincial advocacy organization in Ontario, Canada Crescent School of Architecture, Tamil Nadu, India
Governmental and political organizations CSA Group, formerly known as the Canadian Standards Association Campaign for a Scottish Assembly, an association of Scottish political parties and civic groups established in 1989 Canadian Securities Administrators, an organization of provincial and territorial securities regulators Canadian Space Agency, the national space agency of Canada Central Statistical Agency, of Ethiopia Chief of Staff of the United States Army Child Support Agency, United Kingdom Child Support Agency (Australia) Northern Ireland Child Support Agency Community Strong Australia, an Australian political party Compatriots of South Africa, a South African political party Compliance, Safety, and Accountability, an American driver safety program of the Federal Motor Carrier Safety Administration Confederate States of America, an unrecognized breakaway republic 1861–1865 Conseil supérieur de l'audiovisuel, a French broadcast content monitoring agency Conservation South Africa, the South African affiliate of Conservation International The Covenant, the Sword, and the Arm of the Lord, a 1970s-1980s American far-right anti-government militia Cyber Security Agency, Singapore
Professional and trade organizations Autonomous Trade Unions Centre (Central des Syndicats Autonomes), in Benin California Society of Anesthesiologists, United States CarSharing Association, a federation of carsharing organizations Casting Society of America, a professional association of casting directors Civil Service Alliance, a former British trade union federation Civil Service Association, in Trinidad and Tobago Chemical Abstracts Service, a division of the American Chemical Society Cloud Security Alliance, promoting cloud computing security Council of School Supervisors & Administrators, a New York City-based trade union Czech Society of Actuaries
Other organizations Canadian Snowbird Association, for travelling Canadians Certified Senders Alliance, a German whitelist for bulk email senders Chinese Islamic Association
Science and technology
Mathematics and computing Cartan subalgebra Central simple algebra Client SMTP Authorization Common Scrambling Algorithm Intel Communication Streaming Architecture
Medicine and psychology Cationic steroid antibiotics, or ceragenins Central sleep apnea, a sleep disorder CernySmith Assessment, a psychological stress questionnaire Clinical Skills Assessment, now USMLE Step 2 Clinical Skills Cockayne syndrome A or ERCC8, a gene whose mutation causes Cockayne syndrome Cognitive styles analysis, a computerized measure of cognitive styles Ciclosporin A (CsA), an immunosuppressant drug
Other uses in science and technology Csa, the Köppen classification of hot-summer Mediterranean climate CSA keyboard, the keyboard layout used in Canada Camphorsulfonic acid Cardioid subwoofer array Carry-save adder or Carry-skip adder, digital circuits Chemical safety assessment Chief Scientific Adviser (disambiguation), several uses Complex segregation analysis, in genetic epidemiology Chemical Shift Anisotropy, the orientation dependence of chemical shift
Sports Canadian Soccer Association, the governing body of soccer in Canada Cano Sport Academy, a football club in Equatorial Guinea Centro Sportivo Alagoano, a football club in Brazil Competition Stableford Adjustment, a golf scoring adjustment Cricket South Africa, the governing body of cricket in South Africa
Transportation Czech Airlines, abbreviated as ČSA (ICAO airline code: CSA) Czech Sport Aircraft, an aircraft manufacturer Common Support Aircraft, a former U.S. Navy concept
Other uses Child sexual abuse, a form of child abuse Commission sharing agreement, in financial services Corporate sociopolitical activism, a firm's public demonstration of support or opposition Community-supported agriculture, an alternative socioeconomic model of agriculture and food distribution Combined statistical area, defined by the U.S. Office of Management and Budget Confederate States of America, an unrecognized state in North America (1861–1865) Confederate States Army, the land warfare force of the Confederate States Controlled Substances Act, a United States drug-regulating law Credit Support Annex, a legal document regulating collateral for derivative transactions Chiltepec Chinantec language, an ISO 639-3 code