| Acronym | Definition |
|---|
| HDDS➣High-Dose Dexamethasone Suppression (endocrinology) |
| HDDS➣Hazards Data Distribution System |
| HDDS➣Honorable Discharge, Dependency Arising since Enlistment (US Navy) |
| HDDS➣Hull Design Database System |
| HDDS➣High-Density Data System |
| HDDS➣Hazardous Device Disposal Squad |
| HDDS➣Hold Deck Deck Switch |
| HDDS➣Hydro-Dynamic Device Simulator |