| Acronym | Meaning |
| GDP | Generalized Documentation Processor |
| RA | Radar Altimeter (R/A Preferred) |
| DFI | Development Flight Instrumentation |
| CAP | Crew Activity Plan |
| T-0 | Time Zero |
| OB | Onboard |
| HPOT | High Pressure Oxidizer Turbopump |
| KPRD | KSC Program Requirements Document |
| GASPI | Guidance Attitude Space Position Indicator |
| DDPF | Dedicated Display Processing Function |