| Acronym | Meaning |
| CP | Chemically Pure |
| VO | Shuttle Operations (KSC Directorate) |
| PCC | Payload Control And Checkout |
| SYMM | Symmetrical |
| NC | Noise Criteria |
| ECA | Electronics Control Assembly |
| USRA | Universities Space Research Association |
| MSOCC | Multisatellite Operations Control Center |
| LWHS | Lightweight Headset |
| RVDT | Rotary Variable Differential Transformer |