| Acronym | Meaning |
| SBUV | Solar Backscatter UltraViolet Radiometer (EOS) |
| AU | Astronomical Unit |
| BIT | Binary Digit |
| DCS | Data Collection System (NOAA Polar Orbiting Satellites) |
| TES | Tropospheric Emission Spectrometer (EOS) |
| XBSS | X-ray Background Survey Spectrometer |
| HIS | High-resolution Interferometer Sounder |
| POES | Polar Operational Environmental Satellite |
| MB | Millibar(s) |
| GEWEX | Global Energy And Water Cycle EXperiment (WCRP) |