| Acronym | Meaning |
| MARS | Modular Airborne Recorder System |
| FTRD | Flight Test Requirements Document |
| FAMOS | Flight Acceleration Monitor Only System |
| ELEV | Elevon |
| GMT | GrGMTGreenwich MeanTime |
| CL | Closed Loop Contro! Logic |
| CFT | Common Facilities Test |
| EPTU | Events Per Time Unit |
| SVAB | Shuttle Vehicle Assembly Building |
| PBDM | Payload Bay Door Mechanism |