| Acronym | Meaning |
| PCI | Product Configuration Identification |
| DMC | Data Management ComPuter |
| LOT | Lift-Off Time |
| SGMT | Simulated Greenwich Mean Time |
| PCTO | Payload Cost Tradeoff Optimization |
| SBTC | Speed Brake/Thrust Controller |
| MPTA | Main Propulsion Test Article |
| G-11 | Gulfstream 11 (Shuttle Training Aircraft) |
| ES | Experiment Segment |
| CIA | Controller Interface Assembly |