| Acronym | Meaning |
| N/A | Next Assembly |
| FCI | Flight Control Indicator |
| EOT | End Of Transmission |
| FRD | Flight Requirements Document |
| STS | Structural Transition Section |
| VCD(S) | Vapor Compression Distillation (Subsystem) |
| DC | DCADefense Communication Agency |
| NL | NNL No Limit |
| PS | Payload Specialist |
| OHF | Occupational Health Facility |