| Acronym | Meaning |
| MB OR MB | Megabytes (or Megabits) |
| HIS | High-resolution Interferometer Sounder |
| SDS | Satellite Data Services |
| TES | Tropospheric Emission Spectrometer (EOS) |
| SAGE | Stratospheric Aerosol And Gas Experiment (EOS) |
| AMSU | Advanced Microwave Sounder Unit (EOS) |
| C | Centigrade |
| APP | AVHRR Polar Pathfinder |
| CIMSS | Cooperative Institute For Meteorological Satellite Studies |
| MODIS-N | MODerate-resolution Imaging Spectroradiometer-Nadir (EOS) |