| Acronym | Meaning |
| PCTR | Pad Connection Terminal Room |
| CRR | Critical Requirements Review |
| EDU | Engineering DeveloPment Unit |
| GITG | Ground Interface Technical Group |
| DET | Detent |
| SE&I | SYstems Engineering And Integration |
| USS | United States Ship |
| D&P | Drain And Purge |
| FIAR | Failure Investigation Action Report |
| EXTD | Extend |