| Acronym | Definition |
|---|
| BCA | Building Code of Australia |
| BCA | Billiard Congress of America |
| BCA | Building and Construction Authority (Singapore) |
| BCA | Board of Contract Appeals |
| BCA | British Car Auctions |
| BCA | Boston Center for the Arts |
| BCA | Business Council of Australia (Australia) |
| BCA | Bureau of Criminal Apprehension |
| BCA | Bank Central Asia |
| BCA | Breast Cancer Action |
| BCA | Benefit/Cost Analysis |
| BCA | Boeing Commercial Airplanes |
| BCA | Burst Cutting Area |
| BCA | British Caving Association |
| BCA | Business Case Analysis |
| BCA | Building Contractors Association |
| BCA | Burren College of Art (Ireland) |
| BCA | Black Coaches Association |
| BCA | British Cement Association |
| BCA | Building Commissioning Association |
| BCA | Buick Club of America (car club) |
| BCA | Bank Credit Analyst |
| BCA | Berkshire College of Agriculture (UK) |
| BCA | Bilan de Compétences Approfondi (French: Thorough Review of Skills; employment assessment) |
| BCA | Business Corporation Act |
| BCA | Brethren Colleges Abroad (foreign exchange program) |
| BCA | Bicinchoninic Acid Assay |
| BCA | British Combat Association |
| BCA | Business Centre Association (UK Serviced Office Trade Association) |
| BCA | Bachelor of Computer Applications |
| BCA | British Crystallographic Association |
| BCA | Bachelor of Commerce and Administration |
| BCA | Bergen County Academies |
| BCA | Bataillons de Chasseurs Alpins (French: Battalions of Chasseurs Alpine; French military unit) |
| BCA | Bridge Certification Authority |
| BCA | Biodiversity Conservation Alliance |
| BCA | Body Composition Assessment |
| BCA | Body Composition Analyzer |
| BCA | Bachelor of Creative Arts (degree) |
| BCA | Bureau of Consular Affairs |
| BCA | British Coffee Association |
| BCA | British Central Africa |
| BCA | Berkeley Citizens Action |
| BCA | Banknote Corporation of America |
| BCA | Basic Credit Approval (UK) |
| BCA | Bureau of Canadian Archivists |
| BCA | Broadcast Control Authority |
| BCA | Brooklyn College Academy (Brooklyn, NY) |
| BCA | Badminton Confederation of Africa |
| BCA | Boys' Clubs of America |
| BCA | Brownfield Cleanup Agreement (New York) |
| BCA | Bibliothèque des Côtes d'Armor (French: Library of Cotes d'Armor) |
| BCA | British Colostomy Association |
| BCA | Bureau Canadien des Archivistes (French) |
| BCA | Business Credit Application |
| BCA | Business Computer Applications, Inc (Atlanta, Georgia) |
| BCA | Building Conservation Associates, Inc |
| BCA | Bird Clubs of America |
| BCA | CorpBanca SA (stock symbol; Santiago, Chile) |
| BCA | Bilateral Compliance Agreement |
| BCA | Buoyant Cable Antenna |
| BCA | Border Crossing Authority |
| BCA | Book Club Association (UK) |
| BCA | Buckman Community Association |
| BCA | Belgian Cockpit Association |
| BCA | Black Coalition on AIDS, Inc. |
| BCA | Bourse des Contrats d'Apprentissage (French: Learning Exchange Contracts; apprenticeships) |
| BCA | Bulk Choice Advantage (DirecTV) |
| BCA | Base Closure Account |
| BCA | Bombay Cricket Association |
| BCA | Bolt Carrier Assembly |
| BCA | Bearer Control Agent |
| BCA | Battery Control Area |
| BCA | Black Cherry Aphid |
| BCA | Board Certified in Annuities |
| BCA | Base Closure, Army |
| BCA | Bayshore Cultural Arts |
| BCA | Base Communications-Computer Systems Assessment |
| BCA | Baby Care Adults |
| BCA | Bangladesh Computer Association |
| BCA | Battery Charged Assembly |
| BCA | Brain, Cognition, and Action |
| BCA | Business Contracts Architecture |
| BCA | Broadcast Credit Association |
| BCA | Bearer Control Access |
| BCA | Balincourt et Caste Associés (French: Balincourt Caste and Associates; consulting firm) |
| BCA | Bare Critical Assembly |
| BCA | Booking Confirmation Agreement |
| BCA | Baxton Cannes Alsace (French real estate) |
| BCA | Biological Control Act of 1986 (Australia) |
| BCA | British Consumers Association |
| BCA | Battle Command Architecture |
| BCA | Bacon Cheddar and Avocado (omelet served at the North Boulder Cafe, Boulder, CO, USA) |
| BCA | Buehler Center on Aging |
| BCA | Bois Carrelages Anciens (French: Old Wood Tile; antiques) |
| BCA | Brevet de Chasseur à l'Arc (French: Patent Bow Hunter; certification) |
| BCA | N-Benzylcyclopropylamine (chemistry) |
| BCA | British Chiropractic Association (UK) |
| BCA | Block Cipher Algorithm |