| Acronym | Meaning |
| HT | High Technology |
| SE&I | SYstems Engineering And Integration |
| BP | C-CCarbon-Carbon |
| OH | Overhead |
| DF-SPE-A | Shuttle Project Engineering Office |
| SPD | R Software Preliminary Design Review |
| SIRR | Software Integration Readiness Review |
| TASPR | Total Air Temperature |
| DWV | Dielectric Withstanding Voltage |
| CV | Check Valve |