| Abbreviation | Definition |
|---|---|
| AAA | All Ages and Abilities |
| AAAD | Area Agency of Aging and Disability |
| AAAD | Area Agency on Aging Disability |
| AAD | Ability Anomic Disorder |
| AADS | Applied Adult Disability Studies |
| AAPD | American Association of People with Disabilities |
| AAS | Aching Arm Syndrome |
| ABCD | Airway Breathing Circulation Disability |
| ABCD | Alliance for the Betterment of Citizens with Disabilities |
| ABCDE | Airway Breathing Circulation Disability and Exposure |
| ABCDE | Airways Breathing Circulation Disability and Exposure |
| ABDA | American Board of Disability Analysts |
| ACCD | American Coalition of Citizens with Disabilities |
| ACDP | Aphasia and Communication Disabilities Program |
| ACPD | Alexandria Commission on Persons with Disabilities |
| ACSD | Access Centre for Students with Disabilities |
| ACSD | Advisory Committee for Student with Disabilities |
| ACSD | Assistance for Children with Severe Disabilities |
| ADA | Americans With Disabilities |
| ADAAA | Americans with Disabilities Act ADA and ADA |