| Acronym | Meaning |
| GSFC | Goddard Space Flight Center |
| CCOPE | Cooperative Convective Precipitation Experiment |
| NGDC | National Geophysical Data Center |
| POP | Probability Of Precipitation |
| CDW | Critical Design Walk-through |
| RAG | Resource Accounting Group |
| IPCC | Intergovernmental Panel On Climate Change |
| NSRDS | National Standard Reference Data System |
| PACX | Private Automatic Computer Exchange |
| DSIR | Department Of Scientific & Industrial Research |