| Acronym | Meaning |
| SHTR | Shutter |
| F/C | Fit Check |
| SIR | Software Initiated Restart |
| RAI | Radar Altimeter Indicator |
| OSM | Orbital Service Module |
| HW | Hotwire |
| IEA | Integrated Electronic Assembly |
| GCV | Gaseous Oxygen Control Valve |
| M+R | Maintenance And Refurbishment |
| CTP | Communications Timing Procedure |