| Acronym | Meaning |
| OMDR | Operations And Maintenance Data Record |
| CCD | Checkout Command Decoder |
| DESAT | Desaturated |
| ETR | Eastern Test Range (ESME Preferred) |
| HCMM | Heat Capacity Mapping Mission |
| VR | Voltage Relay |
| PDC | Procurement Document Change |
| FTS | Functional Test Specifications |
| SCD | Specification Control Drawing |
| NRZ | Non-Return-to-Zero |