| Acronym | Meaning |
| F | Female |
| P | Prime |
| ORB | 1 -g Orbiter One-g (trainer) |
| CDU | Control And Display Unit |
| IDRD | Information Definition Requirements Document |
| RPOC | Remote Payload Operations Center |
| SUMM | Summary |
| GOCA | GrGOCAGround Operations Control Area |
| ICWG | Interface Control Working Group |
| HYD | Hydraulic Subsystem |