| Acronym | Meaning |
| D | Delta |
| OM | RS Operations And Maintenance Requirements Specification |
| SVB | Shuttle Vehicle Booster |
| MLP | Mobile Launch (Launcher) Platform |
| SRD | SYstems Requirements Document |
| AD | Aperture Door |
| GSE | Ground Support Equipment |
| PVWS | Planned Value Of Work Scheduled |
| STA | RShuttle Turnaround AnalYsis Report |
| MTS | Master Timing System |