Businesses and organizations

Companies

• Air China (IATA airline code CA)

• CA Technologies, a U.S. software company

• Cayman Airways, a Cayman Islands airline

• Channel America, a defunct U.S. television network

• Classic Army, a Hong Kong based manufacturer of airsoft replicas

• Continental Airlines, a U.S. airline

• Creative Assembly, a PC game developer

• Crédit Agricole, a major French bank

Government and political

• Bureau of Consular Affairs, a division of the U.S. Department of State

• Canadian Alliance, a former Canadian political party

• Centre Alliance, Australian political party formerly known as Nick Xenophon Team

• Citizens' Alliance, a political party in Trinidad and Tobago

• Combined authority, a local government entity in the United Kingdom

• Commission on Appointments, a body of the Congress of the Philippines

• Conscientious Arsonists, a Greek terrorist organization

• Conservatives Abroad, overseas wing of the British Conservative Party

• Countryside Alliance, a British political organization

• Court of Appeals

• Customs Administration, an agency of Taiwan

Schools

• Canadian Academy, an international school in Kobe, Japan

• Cary Academy, a private college-preparatory school in Cary, North Carolina, United States

• Claiborne Academy, a private school in Claiborne Parish, Louisiana, United States

• Clarksville Academy, a private college-preparatory school in Clarksville, Tennessee, United States

• Colorado Academy, a private college-preparatory school in Lakewood, Colorado, United States

• Concord Academy, a private college-preparatory school in Concord, Massachusetts, United States

• Connections Academy, an online school based in Baltimore, Maryland, United States

• Culver Academies, a boarding school and summer camp program in Culver, Indiana, United States

In sport

• California Angels, former name of a professional baseball team currently known as Los Angeles Angels of Anaheim

• Club Africain, a multi-sport club from Tunis, Tunisia

• Cricket Australia, the governing body for professional and amateur cricket in Australia

• Cruising Association, a UK membership organization for sailors

• Cycling Australia, the national governing body for bicycle racing in Australia

Other organizations

• Cocaine Anonymous, a twelve-step program

In linguistics

• Ca (Indic), a glyph in the Brahmic family of scripts

• Ca (Javanese), a letter in the Javanese script

• Catalan language (ISO 639 alpha-2 language code)

• ca, the subdomain for Catalan Wikipedia

• Contrastive analysis, the systematic study of a pair of languages

Mathematics, science, and technology

Biology and medicine

• CA (journal), a medical journal

• Ca (moth), a moth genus

• Ca., abbreviation for Candidatus, for taxonomical names that have not been completely described

• Cancer

• Carbonic anhydrase, a family of enzymes

• Carcinoma, a type of cancer

• Cardiac arrest

Chemistry

• Calcium (Ca)

• Catecholamine, an organic compound

• Cellulose acetate, a type of plastic

• Chemical Abstracts, a publication of Chemical Abstracts Service

• Cyanoacrylate, a chemical compound

Mathematics and computing

• Cellular automaton, a discrete mathematical model

• Certificate authority, an entity issuing digital certificates for secure communications

• Correspondence analysis, a multivariate statistical technique

• Cultural algorithm, a type of evolutionary computation in computer science

Other uses in science and technology

• Centiampere (cA), an SI unit of electric current

• CA-class submarine, a World War II Italian midget submarine

• Nissan CA engine, used in smaller Nissan vehicles

• Chromatic aberration, a distortion in optical lenses

• Conditional access, in broadcast engineering

• Conservation agriculture, a food system

• Conversation Analysis, the study of talk in interaction

Places

• Cả River, in Laos and Vietnam

• Province of Cádiz, Spain

• California, US state by postal abbreviation

• Canada, by ISO 3166-1 alpha-2 code .ca, Internet country code for Canada

• City of Carlisle, United Kingdom, by postcode

• Catamarca Province, Argentina

• Central America

• Tokyo Bay Aqua-Line, a bridge-tunnel across Tokyo Bay area in Japan, numbered as CA

Other uses

• Chartered Accountant

• Circa, meaning approximately

• Civil affairs, a term used by both the United Nations and by military institutions

• Communication arts (disambiguation)

• Confidentiality agreement

• Current account, in economics

• Ca Mè Mallorquí, a dog breed native to Spain

• Captain America

• CA-, a road designation for highways part of the Central American highway network

• Cabin Attendant

See also

• Class A (disambiguation)