| Acronym | Meaning |
| NI | Nicaragua (ISO 3166 Digram) - Nigeria (FIPS 10-4 Country Code) |
| TRAC | (U.S. Army) TRADOC Analysis Center |
| UAH | Ukrainian Hryvnia (ISO 4217 Currency Code) |
| ID | Indonesian Language (ISO 639-1 Code) |
| PS | Petasecond |
| MD | Mendelevium |
| G3 | Many |
| TES | Tactical Event System |
| WFD | Weaponof Focused Destruction |
| WK | Wake Island (ISO 3166 Digram |