| Acronym | Meaning |
| IPN | Instytut Pamieci Narodowej (Polish |
| TEETH | Tried Everything Else |
| MORP | Meteorite Observation And Recovery Project |
| MO | Moldovan Language (ISO 639-1 Code) |
| AAR | Afar Language (ISO 639-2 Code) |
| MMCM | Machinist's Mate |
| OGD | Other Government Department |
| ITS | Incompatible Time-sharing System - Individual Training Standards |
| CD | Candela |
| TEMO | Training |