| Acronym | Meaning |
| AV | Attovolt |
| REU | R?union (ISO 3166 Trigram) |
| NEIC | U.S. National Earthquake Information Center - National Economic Intelligence Committee (Nigeria) - National Energy Information Center (U.S. DOE) - National Enforcement Investigations Center (U.S. EPA) |
| AZUR | Actions En Zone Urbaine (French |
| WSTC | Women Signallers Territorial Corps (WWII UK) |
| EMD | Electro-Motive Diesel - Engineering And Manufacturing Development - European Missile Defence |
| TIP | Thermal Identification Panel |
| HTG | Haitian Gourde (ISO 4217 Currency Code) |
| EFT | Electronic Fund Transfer |
| ROFL(MAO) | Rolling On The Floor Laughing (My Ass Off) |