| Acronym | Meaning |
| QPRD | Quality Planning Requirements Document |
| U | Uranium |
| TP | Transition Period (T.P. Preferred) |
| ICG | In-Flight Coverall Garment |
| SPFA | Single Point Failure Analysis |
| M | BACMarshall Booster Assembly Contractor |
| R | Range |
| HYG | LHypergolic |
| ERAP | Earth Resources Aircraft Program |
| TDRS | Tracking And Data Relay Satellite |