| Abbreviation | Definition |
|---|---|
| ADA | American Diabetes |
| ADA | American Diabetes Association's |
| ADA | Americans With Disabilities |
| ADA | Anello Di Accumulazione |
| ADA | Anti Deficiency Act |
| ADA | Architects Drinking Alcohol |
| ADA | Audio Design Associates |
| ADA | Automated Design of Algorithms |
| ADAA | American Dodgeball Affiliates of America |
| ADAA | Apni Duniya Apna Ashiana |
| ADAAA | Americans Discrimination Act Amendment Act |
| ADAAA | Americans Discrimination Act Amendments Act |
| ADAB | Al Dhafra Air Base |
| ADAB | Association of Development Agencies in Bangladesh |
| ADAC | Advanced Data Analysis Centre |
| ADAC | Alcohol and Drug Assessment and Counselling |
| ADAC | Allgemeine Deutsche Automobil Club |
| ADAC | Analog to Digital to Analog Converter |
| ADAC | Antioch Damage Assessment Center |
| ADAC | Arctic Domain Awareness Center |