| Acronym | Meaning |
| ERBE | Earth Radiation Budget Experiment |
| CONUS | CONtinental (or CONterminus) United States |
| EOS | Earth Observing System |
| AOT | Aerosol Optical Thickness |
| EUMETSAT | EUropean Organization For The Exploitation Of METeorological SATellites |
| NASA | National Aeronautics And Space Administration |
| CSBT | Clear-Sky Brightness Temperature |
| KB/S | Kilobits Per Second |
| HIS | High-resolution Interferometer Sounder |
| ERS | ESA Remote Sensing Satellite |