| Acronym | Meaning |
| GOAL | GrGOALGround Operations Aerospace Language |
| R | Radius |
| FSGS | Flare/Shallow Glide Slope |
| OR | Operations Requirement |
| OFTDS | Orbital Flight Test Data System |
| PMS | Performance Measurement System |
| SSO | Source Selection Official |
| ETA | External Tank Attachment |
| BP | C&TSSCommunication And Tracking Subsystem |
| PDV | Pressure Disconnect Valve |