<!--Organized per WP:LONGDAB-->

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
  • 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