| Acronym | Meaning |
| COMET | Cooperative Program For Operational Meteorology Education And Training (NOAA And UCAR) |
| ESSP | Earth System Science Pathfinder Mission (ESSP) |
| APP | AVHRR Polar Pathfinder |
| MISR | Multi-angle Imaging Spectro-Radiometer (EOS) |
| ITOS | Improved Television And Infrared Observation Satellite (1970s) |
| MB/S | Megabytes Per Second |
| NESDIS | National Environmental Satellite |
| GEOSAT | GEOdetic SATellite |
| ERSC | Environmental Remote Sensing Center (IES) |
| ACRIM | Active Cavity Radiometer Irradiance Monitor (EOS) |