| Acronym | Meaning |
| OSE | Orbiter Support Equipment |
| GOES | GeGOESGeostationary Operational Environment Satellite |
| OCC | Operations Control Center |
| RAHF | Research Animal Holding Facility |
| PAMB | Pressure Ambient |
| PRI | Primary |
| NOZ | Nozzle |
| ECS | Environmental Control System (Subsystem) |
| NMI | Nautical Miles |
| CONCN | Concentration |