| Acronym | Meaning |
| OBS | Operational Biomedical System |
| OMEWG | Orbiter Maintenance Engineering Working Group |
| LARS | Laminar Angular Rate Sensor |
| STM | Static Test Model |
| COMMAND | Computer Command Engineer |
| GSTDN | Ground Spacecraft Tracking And Data Network |
| PCM | Pulse Code Modulation |
| TGS | Telemetry Ground System |
| PH | Personal Hygiene |
| RAL | ResPonsibiiitV Aslignment List |