| Acronym | Meaning |
| JROC | Joint Requirements Oversight Council |
| MH | Marshall Islands (postal Symbol; ISO 3166 Digram) - Megahenry - Montserrat (FIPS 10-4 Territory Code) |
| ZG | Zettagram |
| 3D | Three |
| BIST | Built-In Self-Test |
| SVN | Slovenia (ISO 3166 Trigram) |
| JPEG | Joint Photographic Experts Group (djay-peg) |
| RFE | Request For Enhancement |
| BID | Bis In Die (Latin |
| JK | Jedi Knight - Just Kidding -Spanair (IATA Airline Designator) |