| Acronym | Meaning |
| SIS | Shuttle Interface Simulator |
| CSD | Chemical Systems Division |
| DYN | Dynamic |
| OTP | Operations Test Plan |
| FAL | First Approach And Landing (Test) |
| DM | Data Manager |
| TD | Time Delay |
| IPB | Illustrated Parts Breakdown |
| RUPT | Rupture |
| GERT | Graphical Evaluation And Review Technique |