| Acronym | Meaning |
 | DAC | Delayed Action Command |
| CARA | Center For Astrophysical Research In Antarctica |
| SEM | Space Environment Monitor |
| SLC | Space Launch Complex |
| CADH | Communications And Data Handling |
| AOA | Abort Once Around (shuttle Abort Plan) |
| LN2 | Liquid Nitrogen |
| DCCS | Dynamic Cell Culture System |
| PRTLS | Powered RTLS |
| SID | Sudden Ionospheric Disturbance |
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