| Acronym | Meaning |
| GIFTS | Geosynchronous Imaging Fourier Transform Spectrometer |
| PV | PhotoVoltaic |
| ENSO | El Ni?o/Southern Oscillation |
| TMR | TOPEX Microwave Radiometer (EOS) |
| IMG | Interferometric Monitor For Greenhouse Gases |
| ESMR | Electrically Scanning Microwave Radiometer |
| HIS | High-resolution Interferometer Sounder |
| MOPITT | Measurements Of Pollution In The Troposphere (EOS) |
| CRIS | Cross-track Infrared Sounder |
| DORIS | Doppler Orbitography And Radiopositioning Integrated By Satellite (EOS) |