| Acronym | Meaning |
| CLOB | Character Large OBject |
| PCCIP | President's Commission On Critical Infrastructure Protection |
| OMA | Open Mobile Alliance - Operations & Maintenance |
| AAM | Air-to-Air Missile |
| TO | Tongan Language (ISO 639-1 Code) |
| IGS | International Ground Station |
| YT | Yoctotesla |
| MUA | Meritorious Unit Award - Military Utility Assessment |
| III | Sichuan Yi Language (ISO 639-2 Code) |
| TTZ | Tetrazolium |