| Acronym | Meaning |
| PGM | Program (able) |
| OFS | Orbital (Orbiter) Flight System |
| EOPO | Equal Opportunity Program Office |
| POE | Proximity OPticai Device |
| OHA | Operational Hazard Analysis |
| ICMO | Integrated Configuration Ianagement Office |
| RAS | Requirements Allocation Sheet |
| ETS | Electrical Test Set |
| LST | LaunchSupportTeam |
| SHS | Simulation Hardware System |