| Acronym | Meaning |
| GFS | Government Furnished Software |
| LP | Liquid Propellant |
| OMS | Orbital Maneuvering Subsystem |
| MECR | Maintenance Engineering Change Request |
| SCM | System Control Module |
| VSWR | Visual Standing Wave Ratio |
| HRD | High Rate Dosimeter |
| MCVP | Materials Control And Verification Program |
| DISTR | Digital Interface Unit |
| TERL | Test Engineer Readiness List |