| Acronym | Meaning |
| ET | Evapotranspiration |
| RALI | Resource And Land Information |
| DWB | Library |
| CCD | Conference Of The Committee On Disarmament |
| IUPAB | International Union Of Pure And Applied Biophysics |
| FERC | Federal Energy Regulatory Commission |
| CAP | CGD Advisory Panel |
| DWS | Dropwindsonde |
| ATDRSS | Advanced TDRSS |
| WATS | Wide Area Telecommunications Service |