| Acronym | Meaning |
| ACDWG | Atmospheric Center Of Data Working Group |
| THC | Total Hydrocarbons |
| IPOMS | International Polar-Orbiting Meteorological Satellite Group |
| NPP | Net Primary Productivity |
| PPB | Parts Per Billion |
| SOR | Successive Over Relaxation |
| SPAWAR | Space And Naval Warfare Systems Command |
| ELLWAS | Enhanced Low-Level Windshear Alert System |
| ICS | Interdisciplinary Climate Systems |
| ASASP | Active Scattering Aerosol Spectrometer |