| Acronym | Meaning |
| R | Rayleigh |
| BCS | Boeing Computer Services |
| ESIG | Environmental And Societal Impacts Group |
| FRD | Forecast Research Division |
| TES | Transequatorial Scatter |
| CAL/VAL | Calibration/Validation |
| ECS | EOSDIS Core System |
| USERC | United States Environmental And Resources Council |
| SDHS | Satellite Data Handling System |
| ECMWF | European Centre For Medium-range Weather Forecasting |