| Acronym | Meaning |
| MTEM | Maintenance Test Equipment Module |
| MDS | Minimum Discernible System |
| SATS | Shuttle Avionics Test System |
| LSID | Launch Sequence And Interlock Document |
| LCT | Launch Countdown |
| STOCC | Space Telescope Operations Control Center |
| RIC | Rockwell International Corporation |
| FO | Objective |
| MFR | Multifunctional Receiver |
| V-BAR | Velocity Vectory Axis |