| Acronym | Meaning |
| FRL | Fuselage Reference Line |
| TSC | Test Support Coordinator |
| HMC | Hypergolic Maintenance And Checkout |
| DDR | Detail Design Review |
| IBM | International Business Machines |
| VIC | Visitors Information Center |
| ITS | Instrumentation Telemetry Station |
| RJOD | Reaction Jet OMS Driver |
| CAP | CCMS Application Programs |
| PDRM | Payload Deployment And Retrieval Mechanism |