| Acronym | Meaning |
| SSFGSS | Space Shuttle Flight And Ground System Specification |
| ORDC | Orbiter Data Reduction Center |
| RSI | Reusable Surface Insulation |
| CCTV | Closed Circuit Television |
| CSR | Certification Status Report |
| VIU | Video Interface Unit |
| MFC | Multiple Flight Controller |
| TPF | Transfer Phase Final |
| CNTRL | Control |
| CONT | Contingency |