| Acronym | Meaning |
| HMO | Health Management Organization |
| PDRY | People's Democratic Republic Of Yemen (obsolete Since 1990) |
| DIV | Dhivehi Language (ISO 639-2 Code) |
| SSRN | Nuclear-Powered Radar Picket Submarine (retired US Navy Hull Classification) |
| POD | Port Of Debarkation |
| LBH | Light Battlefield Helicopter - Lyman-Birge-Hopfield Bands |
| ACDC | Alternating Current Direct Current |
| BCIS | Battlefield Combat Identification System |
| KVT | Killer-Victim Table (military Simulations) |
| AFRL | Air Force Research Laboratory |