| Acronym | Meaning |
 | GDSM | Ground Data Systems Manager |
 | DDT&E | Design |
 | SILTS | Shuttle Infrared Leeside Temperature Sensing |
 | RMG | Right Main Gear |
 | NX | NOrmal To X-Axis |
 | RQMT | Requirement |
 | FSM | Fuel Supply Module |
 | IPS | IRInclination Of The Ascending Return |
 | IECS | Igloo Environment Control Subsystem |
 | MGE | Maintenance Ground Equipment |