| Acronym | Meaning |
| SUMS | Shuttle Upper Atmosphere Mass Spectrometer |
| SDA | Shaft Drive Axis |
| POA | Plan Of Action |
| RHEB | Right Hand Equipment Bay |
| MEM | Module Exchange Mechanism |
| OHGVT | Orbiter Horizontal Ground Vibration Test |
| TPM | 1Terminal Phase Midcourse #1 |
| GSTAR | General Satellite (ELV) |
| SSIBD | Shuttle System Interface Block Diagram |
| SID | Simulator Interface Devices |