| Acronym | Meaning |
| ESN | ECS Science Network |
| PAC | Polar Atmospheric Chemistry |
| SOAP | Simple Object Access Protocol |
| FRC | Federal Radiation Council |
| F | Femto |
| OR | Operational Research |
| GAMETAG | Global Atmospheric Measurements Experiment On Tropospheric Aerosols And Gases |
| ASIC | Application Specific Integrated Circuit |
| SIR | Spaceborne Imaging Radar |
| MARS | Meteorological Airborne Radar Data System |