| Acronym | Meaning |
| HIRDLS | HIgh-Resolution Dynamics Limb Sounder (EOS) |
| APP | AVHRR Polar Pathfinder |
| CRIS | Cross-track Infrared Sounder |
| EPS | European Polar Satellite |
| CONUS | CONtinental (or CONterminus) United States |
| ENSO | El Ni?o/Southern Oscillation |
| ERBE | Earth Radiation Budget Experiment |
| ABBA | Automated Biomass Burning Algorithm |
| BIT | Binary Digit |
| GEWEX | Global Energy And Water Cycle EXperiment (WCRP) |