| Acronym | Meaning |
| SEM | System Element Management |
| WX | Weather |
| STF | Short-Term Forecast |
| SVG | Scientific Visualization Group |
| SISEX | Shuttle Imaging Spectrometer Experiment |
| IGY | International Geophysical Year |
| FFRDCS | Federally Funded Research And Development Centers |
| WPL | Wave Propagation Laboratory |
| IARP | International Atmospheric Research Program |
| ESSIS | Earth System Science Information System |