| Acronym | Meaning |
| PGU | Plant Growth Unit |
| PAT | Problem Action Team |
| OPL | Open Problem List |
| EP | Environmental Protective Plan |
| GTCU | Ground Thermal Conditioning Unit |
| SUTAGS | Shuttle Uplink Text And Graphics Scanner |
| GDS | GNC Dynamic Simulator |
| BSRM | Booster Solid Rocket Motor |
| CVR | Change Verification Record |
| OHA | Operational Hazard Analysis |