| Acronym | Meaning |
| TRW | Thundershowers |
| FATS | FORTRAN Automatic Timing System |
| HAC | Heads And Chairs |
| MASNET | Mainframe And Server Network |
| EIA | Energy Information Administration |
| FAN | File Array Notation |
| CASP | Canadian Atlantic Storms Project (or Program) |
| ALE | Atmospheric Lifetimes Experiment |
| CAMP | Committee On Aeronautical Meteorological Problems |
| CAAA | Clean Air Act Amendments |