| Acronym | Meaning |
| VCS | Voice Command System |
| RCCP | Recorder And Communications Control Panel |
| GUL | GSE Utilization List |
| SMC | Scientific ManPower Commission |
| CCC | Central Computer Complex |
| M | LAMDM Launch Aft |
| SYN | Synthetic |
| PIO | Public Information Office |
| TRCP | Tape Recorder Control Panel (LIO) |
| HMF | Horizontal Mating Facility |