| Acronym | Meaning |
| MORD | Mission Operations Requirements Document |
| RTC | Real-time Command |
| HCSI | Hughes Communications Services |
| EMRL | Equipment Maintenance Requirements List |
| LCR | LowCross Range |
| K-DPPS | KSC DOD Payloads Project Specification |
| SSL | System Software Loader |
| PTCS | Propellant Tanking Computer System |
| TB | Terminal Board |
| PGNCS | Primary G&N And Control System (Subsystem) |