| Acronym | Meaning |
| GSO | Ground Systems Operations |
| AFE | American Flight Echocardiograph |
| MFF | MDM Flight Forward |
| NMT | Not More Than |
| TALAR | Tactical Approach And Landing Radar |
| MMS | Multimission Modular Spacecraft |
| BP | C&TSSCommunication And Tracking Subsystem |
| TCS | Test Control Supervisor |
| PIPA | Pulse Integrating Pendulum Assembly |
| G/S | Guided Steering |