| Acronym | Meaning |
| PPO2 | Oxygen Partial Pressure |
| GORP | GrGORPGround Operations Requirements Plan |
| DISC | Discrete |
| IOCU | Input/Output Control Unit |
| OHA | Orbital Height Adjustment Maneuver |
| TRANS | Transition |
| PIO | Public Information Office |
| COSATI | Committee On Scientific And Technical Information |
| VLS | Vandenberg Launch And Landing Site |
| LFAF | Low Frequency Accelerometer Flutter |