| Acronym | Meaning |
| CERES | Clouds And The Earth's Radiant Energy System (EOS) |
| MOPITT | Measurements Of Pollution In The Troposphere (EOS) |
| NEXRAD | NEXt Generation RADar |
| IMAPP | International MODIS/AIRS Processing Package |
| CONUS | CONtinental (or CONterminus) United States |
| GEOSAT | GEOdetic SATellite |
| OAO | Orbiting Astronomical Observatory |
| ESSA | Environmental Science Services Administration (preceded NOAA) |
| SAGE | Stratospheric Aerosol And Gas Experiment (EOS) |
| GEWEX | Global Energy And Water Cycle EXperiment (WCRP) |