| Acronym | Meaning |
| PYI | Presidential Young Investigators |
| SSS | Software Segment Specification |
| MCC | Mesoscale Convective Complex |
| DIF | Data Interface Facility |
| AICHE | American Institute Of Chemical Engineers |
| IRIS | Infrared Interferometer Spectrometer |
| EDS | Environmental Data Service |
| DNS | Domain Name Service |
| CA | Citizen Act |
| SMM | Solar Maximum Mission |