| Acronym | Meaning |
| EPCDC | Electrical Power Conditioning |
| COFW | Certificate Of Flight Worthiness |
| TCS | Test Control Supervisor |
| GSCU | Ground Service Cooling Unit |
| RT | ReferenceTrajectory |
| SVRR | Software Verifir-ation Readiness Review |
| L | Lumen |
| SSID | Shuttle Stowage Installation Drawing |
| CRYO | Cryogenic |
| SVA&C | Shuttle Vehicle Assembly And Checkout |