| Acronym | Meaning |
| LTC | Lieutenant-Colonel (U.S.) |
| MACA | Military Aid To The Civil Authorities |
| RPM | Revolutions Per Minute |
| BNICE | Biological |
| R&S | Reconnaissance & Surveillance |
| YA | Yoctoampere |
| NORAD | North American Aerospace Defense Command |
| ELL | Greek Language (ISO 639-2 Code) |
| SADD | Students Against Drunk Driving (national School Related Group) |
| JSAF | Joint Semi-Automated Forces (jay-saff) |