| Acronym | Meaning |
| EDAC | Error Detection And Correction |
| NACC | North Atlantic Cooperation Council |
| KA | Kamov Design Bureau |
| Y | Yotta - Yttrium |
| SOCOM | (U.S.) Special Operations Command |
| PH | Passive Homing (missile Guidance System) -petahenry - Philippines (ISO 3166 Digram) -Probability Of Hit - Public Health - Purple Heart |
| HORIZON | H?licopt?re D'observation Radar Et D'investigation Sur Zone (French |
| EMA | European Medicines Agency |
| OHHLA | Original Hip-Hop Lyrics Archive |
| FLTSAT | Fleet Satellite |