| Acronym | Meaning |
| BIST | Built-In Self-Test |
| LRAD | Long Range Acoustic Device (ell-rad) |
| TCHD | Truck Cargo Heavy Duty |
| JTAGS | Joint Tactical Ground Station (djay-tagz) |
| LU | Tshiluba Language (ISO 639-1 Code) |
| MAX | Meta-reasoning Architecture For X |
| JL | Japan Airlines (IATA Airline Designator) |
| AIR | Aircraft Inventory Record |
| MISSI | Multilevel Information System Security Initiative |
| RKO | Radio-Keith-Orpheum Pictures |