HDAP
| Acronym | Definition |
|---|---|
| HDAP | HIV Drug Assistance Program (various locations) |
| HDAP | High Definition Audio Performance (stationary receiver) |
| HDAP | Housing Development Assistance Program (Ohio Housing Finance Authority; Columbus, OH) |
| HDAP | Human Development and Applied Psychology |
| HDAP | Heavy-Duty All-Purpose (tires) |
| HDAP | Histochemically Demonstrable Alkaline Phosphatase (pathology) |