| Acronym | Meaning |
| PAR | Precision Approach Radar |
| GS | Ground Station |
| FRL | Fuselage Reference Line |
| SSTC | Space Shuttle Test Conductor |
| Q | Pitch Rate (Angular Rate) |
| MMDB | Master Measurement Data Base |
| RCC | RoLigh Combustion Cutoff |
| EOHT | External Oxygen And Hydrogen Tanks |
| RH | Right Hand |
| VT | STS Processing (KSC VO Dir.) |