| AACD | Age Associated Cognitive Decline 
| Others |
| AACD | Ageing Associated Cognitive Decline
| Others |
| AACD | Alabama Association of Conservation Districts
| Others |
| AACD | Alaska Association of Conservation Districts
| Others |
| AACD | Alcoholics Anonymous Confidentiality Department
| Others |
| AACD | ALFS Active Classification Development
| Others |
| AACD | American Academy of Cosmetic Dentistry
| Others |
| AACD | American Association for Counseling and Development
| Others |
| AACD | Arizona Association of Conservation Districts
| Others |
| AACD | Arkansas Association of Conservation Districts
| Others |
| AACD | Asociacion Aragonesa de Clasicos Deportivos
| Others |
| AACD | Association of Anesthesia Clinical Directors
| Others |
| AACD | Augmentative and Alternative Communication Device
| Others |