| Acronym | Meaning |
| CSCSAT | Commercial Synchronous Communication Satellite |
| T/R | Transmitter/Receiver |
| HPT | High Pressure Test |
| INTR | Interior |
| SSI | Significant Structural Item |
| DTPR | Detailed Test Procedures |
| QRSL | Quick-Reaction Space Laboratory |
| EGSE | Electrical Ground Support Equipment |
| LR | Left Rudder |
| SRCBD | Software Requirements Change Board Directive |