| Abbreviation | Definition |
|---|---|
| AASD | Andean Alliance for Sustainable Development |
| AASD | Applied Agile Software Development |
| ABAD | Agency for Barani Area Development |
| ABAD | Azerbaijan Business Assistance and Development |
| ABCD | Action for Boston Community Development |
| ABCD | Action for Bridgeport Community Development |
| ABCD | Adolescent Brain and Cognitive Development |
| ABCD | Adolescent Brain Cognitive Development |
| ABCD | Agri Business Child Development |
| ABCD | Asset-Based Community Development |
| ABCD | Autism Behavior and Child Development |
| ABDB | Antigua Barbuda Development Bank |
| ABDC | Aboriginal Business Development Centre |
| ABDG | Austrian Business Development Group |
| ABEDA | Arab Bank for Economic Development in Africa |
| ABSD | Account Based Sales Development |
| ACAD | Applied Care and Development |
| ACCID | Arts Culture and Communities in International Development |
| ACDB | Agriculture Cooperative and Development Bank |
| ACDC | Albuquerque Child Development Centers |