| Acronym | Meaning |
| IAQ | Indoor Air Quality - Infrequently Asked Questions |
| DL | Dexter's Laboratory |
| OTI | Office Of Transition Initiatives (United States Agency For International Development) |
| METT | TC -Mission |
| ROTC | Reserve Officer Training Corps (Rawt-Cee) |
| HU | Hungary (ISO 3166 Digram; FIPS 10-4 Country Code) |
| PAMELA | Pedestrian Accessibility And Movement Environment Laboratory |
| MOUT | Military Operations In Urban[ized] Terrain |
| STI | Sexually Transmitted Infection - Subaru Tecnica International |
| EFOA | European Fuel Oxygenates Association |