| Acronym | Definition |
|---|
| AHD | Analog High Definition (cameras) |
| AHD | Ahead |
| AHD | American Heritage Dictionary |
| AHD | Australian Height Datum |
| AHD | Automate Help Desk |
| AHD | Arrowhead |
| AHD | Advanced Healthcare Directive (legal document) |
| AHD | Airhead |
| AHD | Academic Honors Diploma |
| AHD | Alveolar Hydatid Disease |
| AHD | Atherosclerotic Heart Disease |
| AHD | Affordable Housing Directory (New York) |
| AHD | Advanced Help Desk |
| AHD | Academic Half-Day (education) |
| AHD | American Health Decisions |
| AHD | Alaska-Hawaii Daylight (GMT-0900) |
| AHD | After Hours Depository |
| AHD | Alexandria Health Department (Virginia) |
| AHD | Anti Handling Device |
| AHD | AIDS and Human Development (United Nations Development Programme) |
| AHD | Association Havraise des Diabétiques (French diabetic association) |
| AHD | Acieries Hachette & Driout (French steel foundry) |
| AHD | Altitude Heading Direction |