| Acronym | Meaning |
 | CLS | Contingency Landing Site(s) |
| ECR | Engineering Change Request |
| KCAL | Kilocalorie |
| DMSS | Data Management System Simulator (CVT) |
| SIT | Software Integrated Test |
| ISS | Inhibit/Override Summary Snapshot Display |
| MP | Melting Point |
| DIP | Designated Inspection Point |
| ULO | Unmanned Launch Operations |
| TX/RX | Transmitter/Receiver |
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