| Acronym | Meaning |
| WRAC | Women's Royal Army Corps (WWII UK) |
| XL | EXtra Large -Forty (in Roman Numerals) |
| TRANSCOM | U.S. Transportation Command |
| DFAD | Digital Feature Analysis Data (dee-fad) |
| PW | Palau (postal Symbol; ISO 3166 Digram) - Petawatt |
| CLRP | College Loan Repayment Program |
| OS | Ossetic Language (ISO 639-1 Code) |
| MG | Malagasy Language (ISO 639-1 Code) - Milligram |
| DISA | U.S. Defense Information Systems Agency |
| BDA | British Dental Association |