| Acronym | Meaning |
| CCCP | Central Committee Of The Communist Party - Cyrillic For SSSR (Soyuz Sovetskikh Sotsialisticheskikh Respublik |
| TNO | Trans-Neptunian Object |
| AET. | Aetatis (Latin |
| TUN | Tunisia (ISO 3166 Trigram) |
| METAR | [Meteorological] Aviation Routine Weather Report |
| LA | Laos (FIPS 10-4 Country Code; ISO 3166 Digram) -Los Angeles -Louisiana (postal Symbol) |
| HQ | HeadQuarters -Howland Island (FIPS 10-4 Territory Code) |
| YL | Yottalitre |
| UMES | University Of Maryland Eastern Shore |
| HEER | High-Explosive Extended Range (ammunition) |