| Acronym | Meaning |
| ADIZ | Air Defence Identification Zone |
| CEGEP | Coll?ge D'enseignement G?n?ral Et Professionnel (French |
| DUI | Data Use Identifier - Data Use Institute - Davis Unified Ignition - Diving Unlimited International - Documento ?nico De Identidad - Documento Unico De Importaci›n - Driving Under The Influence - Duke University Improv |
| LAT | Latin Language (ISO 639-2 Code) |
| MDW | Chicago Midway International Airport In Chicago |
| DIY | Do It Yourself |
| EO | Esperanto Language (ISO 639-1 Code) |
| NOMBO | Non-mine |
| NLW | Non-Lethal Weapon |
| ROA | Rate Of Ascent |