| Acronym | Meaning |
| TKM | Turkmenistan (ISO 3166 Trigram) |
| JW | Jehovah's Witnesses |
| TZ | Tanzania (ISO 3166 And FIPS 10-4 Country Code Digram) |
| APCR | Armour-Piercing |
| AAR | After-Action Review - Association Of American Railroads |
| RADB | Rad51/Dmc1 Homologous Protein |
| MH | Marshallese Language (ISO 639-1 Code) |
| DECT | Digital European Cordless Telephone |
| TWD | Taiwan Dollar (ISO 4217 Currency Code) |
| MORP | Meteorite Observation And Recovery Project |