| Acronym | Meaning |
| SMAGS | SPAN/MASnet Gateway Server |
| NASCAS | NAS Committee On Atmospheric Sciences |
| ATMS | Advanced Traffic Management System |
| ENVISAT | European Environmental Satellite |
| ISLSCP | International Satellite Land-Surface Climatology Project |
| PSA | Problem Statement Analyzer |
| ARTCC | Air Route Traffic Control Center |
| LAPS | Local Analysis And Prediction System |
| GIS | Geographic Information Systems |
| DIAL | Differential Absorption Lidar |