| Acronym | Meaning |
| ABS | Advanced Baseline Sounder |
| AC | Alternating Current |
| CPC | Climate Prediction Center (NWS Center) |
| CH4 | Methane |
| ACRIM | Active Cavity Radiometer Irradiance Monitor (EOS) |
| METEOSAT | METEOrological SATellite (European) |
| WINCE | WINter Cloud Experiment |
| WSGC | Wisconsin Space Grant Consortium |
| MOPITT | Measurements Of Pollution In The Troposphere (EOS) |
| GPS | Global Positioning System |