| Acronym | Meaning |
| XO | ???†‡?…??? ????‰???? (Xristianos Orthodoksos |
| UT | Universal Time |
| MG | Machine Gun -Madagascar (ISO 3166 Digram) -Major General -Mongolia (FIPS 10-4 Country Code) -Morris Garage |
| NB | Niobium |
| POLAD | Political Advice |
| IMT | Integrated Management Tool |
| RIAA | Recording Industry Association Of America |
| ASD(LA) | (U.S.) Assistant Secretary Of Defense (Legislative Affairs) |
| OAS | Organization Of American States |
| QSTAG | Quadripartite Standardization Agreement (cue-stag) |