| Acronym | Meaning |
| CVT | Communications Vector Table |
| DECL | Direct Energy Conversion Laboratory (JSC) |
| GWA | General Work Area |
| RIT | Request For Interface Tool |
| TPF | Tug Processing Facility |
| T/W | Thrust-to-weight |
| CBIL | Common And Bulk Items List |
| GND | C/0 GrGND C/0 Ground Checkout |
| POI | Propellant Quantity Indicator |
| PAC | Problem Action Center |