| Acronym | Meaning |
| LRT | Low Rate Type |
| NSI | NASA Science Internet |
| NIDS | NEXRAD Information Dissemination Service |
| EUCREX | European Cirrus Research Experimetn |
| SAV | State-of-the-atmosphere Variable |
| UWGB | University Of Wisconsin At Green Bay |
| FAT | Factory Acceptance Test |
| FBA | Forecasting By Analogy |
| SOS | Swiss Oxidant Study |
| USAFGL | United States Air Force Geophysical Laboratory |