| Acronym | Meaning |
| MDE | Mission Dependent Experiment |
| LO | Local Oscillator |
| SPS | Service Propulsion Subsystem |
| SGP | Single Ground Point |
| NX | NOrmal To X-Axis |
| SOTS | Suborbital Tank Separation |
| ORD | Operational Readiness Date |
| GSEL | Ground Support Equipment List |
| DAR | Deviation Approval Request |
| PDF | Pocket Dosimeter FEMA |