| Acronym | Meaning |
| NESC | National Energy Software Corporation |
| IRAC | Interdepartmental Radio Advisory Committee |
| AMS | Applied Mathematical Science |
| TROMEX | Tropical Meteorology Experiment |
| IBM | International Business Machines Corporation |
| GRGC | Geologic Record Of Global Change |
| DASA | Defense Atomic Support Agency |
| IPCC | Intergovernmental Panel On Climate Change |
| ASASP | Active Scattering Aerosol Spectrometer |
| NASN | NASN Cascade Impacter In Aerosol Studies |