| Acronym | Meaning |
| EDA | Elevation Drive Assembly |
| IOA | Input/Output Adapter |
| TC | Time To Circular |
| CW | Clockwise |
| OHA | Operational Hazard Analysis |
| V&DA | Video And Data (Processing) Assembly |
| REOD | Required |
| LIMRC | LRU Identification And Maintenance Requirements Catal |
| SMSI | Standard Manned Space Flight Initiator |
| PAO | Public Affairs Office (Officer) |