| Acronym | Meaning |
| HTLL | High Test Level Language |
| SADEC | SAFESan Andreas Fault Experiment |
| FEDP | Facility And Equipment Design Plan |
| GN2 | Gaseous Nitrogen |
| ELV | Expendable Launch Vehicle |
| LA | Launch Azimuth |
| CIS | Communication Interface System |
| EXTGH | Extinguish |
| DMIS | Data Management Information System |
| RZ | Return-to-Zero |