| Acronym | Meaning |
| ERS | Entry And Recovery Simulation |
| DOY | Day Of Year |
| GA | Gyro Assembly |
| I | NTC/0INTC/0Integrated Checkout |
| NLT | Not Later Than |
| MPM | Manipulator Positioning Mechanism |
| EDR | Engineering Design Review |
| VGVT | Vertical Ground Vibration Test |
| CDS | Control Data Corporation |
| ITRDS | Integrated Test Requirements Documents |