| Acronym | Meaning |
| TCS | Test Control System |
| DOP | Diver Operated Plug |
| GPUR | GOAL Test Procedure Update Request |
| FTO | Flight Test Objective |
| DIH | Discrate Input High |
| LSTE | Launch Site Transportation Equipment |
| HAL/S | High Order Assembly Language/Shuttle |
| REQN4TS | Requirements (RQN4TS Preferred) |
| SSRR | Station Set Requirements Review |
| VPHD | Vertical Payload Handling Device |