| Acronym | Meaning |
| M | Mach |
| EGD | Effluent Guidelines Division |
| ESECA | Energy Supply & Environmental Coordination Act |
| AREA | File Format Used For Graphic Images By The McIDAS Application |
| ESSA | Environmental Science Services Administration |
| TIGCM | Thermosphere-ionosphere General Circulation Model |
| SSC'S | Sudden Storm Commencements |
| RPG | Radar Product Generator |
| IUPAB | International Union Of Pure And Applied Biophysics |
| AIS | Advanced Isotope Separation |