| Acronym | Meaning |
| WHAM | Wisconsin Hydrogen-Alpha Mapping (telescope) |
| COD | Cash On Delivery -Democratic Republic Of The Congo (ISO 3166 Trigram) |
| MC | Macao (FIPS 10-4 Territory Code) -Master Of Ceremonies -Megacoulomb -Military Cross (bravery Award) -Monaco (ISO 3166 Digram) -Mortar Carrier -Eleven Hundred (in Roman Numerals) |
| TZS | Tanzanian Shilling (ISO 4217 Currency Code) |
| UCR | University Of Costa Rica |
| OTOH | On The Other Hand |
| YI | Yiddish Language (ISO 639-1 Code) |
| MILSTRIP | Military Standard Requisitioning And Issue Procedure |
| CMP | Common [Operating/Operational] Maritime Picture |
| LVA | Latvia (ISO 3166 Trigram) |