| Acronym | Meaning |
| T. | B.Toggle Buffer |
| TTU | Timing Terminal Unit |
| EDLN | Engineering DeveloPment Logic Network |
| VGOR | Vandenberg Ground Operations Requirement |
| LL | Launch And Landing |
| GOAL | GrGOALGround Operations Aerospace Language |
| TSB | Temporary Stowage Bag |
| MPAD | Mission Planning And Analysis Division (JSC) |
| STIL | Software Test And Integration Laboratory |
| SSCSP | Space Shuttle Crew Safety Panel |