| Acronym | Meaning |
| AEW | Airborne Early Warning |
| RF | Radio Frequency |
| ERBI | Earth Radiation Budget Instrument |
| DTF | Development And Test Facility |
| CDE | Common Desktop Environment |
| ANS | Advanced Neutron Source |
| IAGA | International Association Of Geomagnetism And Aeronomy |
| NGO | Non-Government Organizations |
| HVPS | High-volume Precipitation Spectrometer |
| SSM/I | Special Sensor Microwave Imager |