| Acronym | Meaning |
 | O&C | Operation(s) And Checkout (Building-was MSOB) |
| QRS | Quick-Reaction Sortie |
| DWV | Dielectric Withstanding Voltage |
| OD | Outside Diameter |
| SCP | Specific Candle Power |
| SEI | SYstem Engineering Groundrule |
| BPS | Bits Per Second |
| TPSE | Thermal Protection Subsystem Experiments |
| BAC | Booster Assembly Contractor |
| OIVS | Orbiter Interface Verification Set |
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