| Acronym | Meaning |
| METVC | Main Engine Thrust Vector |
| OGS | Oxygen Generation System |
| HRPS | Hazard Reduction Precedence Sequence |
| SPD | Speed |
| MTOGW | Maximum Takeoff Gross Weight |
| QPS | Quality Planning Specification |
| SDI | Selective Dissemination Of Information |
| RHFEB | Right Hand Forward EquiPment Bay |
| TDRS | Tracking And Data Relay Satellite |
| CIA | Control Interface Assembly |