| Acronym | Meaning |
| ESE | Earth Science Enterprise (NASA) |
| APP | AVHRR Polar Pathfinder |
| VISIT | Virtual Institute For Satellite Integration Training (NWS) |
| ASTER | Advanced Spaceborne Thermal Emission And Reflection Radiometer (EOS) |
| ER-2 | Earth Resources (plane) |
| LASER | Light Amplification By Stimulated Emission Of Radiation |
| ESOC | European Satellite Operations Center |
| CPC | Climate Prediction Center (NWS Center) |
| EOS | Earth Observing System |
| TES | Tropospheric Emission Spectrometer (EOS) |