| Acronym | Meaning |
| CMAT | Compatible Materials (List) |
| SFACI | Software Flight Article Configuration Inspection |
| FF | Flight Forward |
| SAG | E SAILShuttle Avionics Integration Laboratory |
| LO | Lock-On |
| FOB | Flight Operations Building |
| DDO | Discrete Digital Output |
| FLC | Federal Library Committee |
| LHC | Left Hand Circular |
| DC | Distribution Control Assembly |