| Acronym | Meaning |
| AFOSR | U.S. Air Force Office Of Scientific Research |
| SSK | Hunter-Killer Submarine (retired US Navy Hull Classification) |
| LP | Linkin Park - Linkup Point - Listening Post - Long Playing Record ? Louisiana Pacific (cf. LP Field) |
| HCCI | Homogeneous Charge Compression Ignition |
| WO | Warrant Officer |
| OBE | Officer Of The Order Of The British Empire |
| EMD | Electro-Motive Diesel - Engineering And Manufacturing Development - European Missile Defence |
| DTOMLS | Doctrine |
| NA | Nauruan Language (ISO 639-1 Code) |
| RHO | Southern Rhodesia (ISO 3166 Trigram; Obsolete 1980) |