| Acronym | Definition |
|---|
| ACDA | American Choral Directors Association |
| ACDA | ACL (Audit Command Language) Certified Data Analyst |
| ACDA | American Celiac Disease Alliance |
| ACDA | American Commodity Distribution Association |
| ACDA | Azienda Cuneese Dell'Acqua (Italy) |
| ACDA | Alveolar Capillary Dysplasia Association |
| ACDA | Agoro Community Development Association |
| ACDA | Advisory Committee on Distinction Awards |
| ACDA | Air Conditioning Dealer Association (Australia) |
| ACDA | African Cultural and Development Association (Guyana) |
| ACDA | American Country Dance Association |
| ACDA | Automatic Call Disposition Analyzer |
| ACDA | Assured Clear Distance Ahead (driving offense) |
| ACDA | Asamblea Cristiana De Adoracion |
| ACDA | Antiques and Collectibles Dealer Associations (Huntersville, NC) |
| ACDA | Association of Catholic Diocesan Archivists |
| ACDA | Albany Community Development Agency (New York) |
| ACDA | Appalachian Community Development Association |
| ACDA | Ayual Community Development Association |
| ACDA | Australian Canine Disc Association |
| ACDA | Atlanta Cajun Dance Association (Atlanta, GA, USA) |
| ACDA | Alliance of the California Dental Association |
| ACDA | Alliance of Christian Development Agencies (Philippines) |
| ACDA | Association of Certified Domain-Appraisers |
| ACDA | Azalea Coast Dart Association (Wilmington, NC) |
| ACDA | Antigonish Creative Dance Association (Nova Scotia, Scotland) |
| ACDA | American Christian Defense Alliance |
| ACDA | Acid Citrate Dextrose solution A |
| ACDA | Aqua Camp Diving Academy (Jacksonville, FL) |
| ACDA | Almaty City Development Agency (Republic of Kazakhstan) |
| ACDA | Alpine Club des Alpes (French automobile club) |
| ACDA | ARGPAN Curtea de Arges |
| ACDA | Aviation Combat Development Agency |
| ACDA | Association of Community Development Agencies (UK) |
| ACDA | African Caribbean Disablement Association (London, England, UK) |
| ACDA | Arms Control and Disarmament Agency |
| ACDA | Arms Control and Disarmament Act of 1961 |