| Acronym | Meaning |
| GTI | Ground Test Instrumentation |
| CV | Expendable Vehicles Operations (KSC Directorate) |
| SSS | Subsystem Segment |
| RCY | Recovery |
| IGAX | Inner Gimbal Axis |
| EPDS | Electrical Power Distribution System |
| QAM | Quality Assurance Manual |
| SEP | SUPPort Equipment Package |
| CM&S | Communications Maintenance And Storage |
| CSIU | Core Segment Interface Unit |