| Acronym | Meaning |
| OSA | Operational Support Area |
| S/V | Space Vehicle |
| P&M | Phase Modulation (Modulated) |
| PCA | Pitch Control Assembly |
| MTOGW | Maximum Takeoff Gross Weight |
| CDS | Central Data Subsystems (LPS) |
| STADAC | Station Data Acquisition And Control |
| PGA | Pressure Garment Assembly |
| PA | Power Amplifier |
| RAF | Requirements Analysis Form |