| Acronym | Meaning |
| M&C | Monitor And Control Panel |
| DCR | Document Change Record (or Review) |
| TSE | Transportation Support Equipment |
| R/C | Rate Of Climb |
| CEIT | Crew Equipment Integration Test |
| MPVA | Main Propellant Valve Actuator |
| UDB | Update Buffer |
| RIU | Remote Interface Unit |
| OR | OPerational Right |
| PB | Playback |