| Acronym | Meaning |
| GAPEX | Ground-based Atmospheric Profiling Experiment |
| FTOS | FGGE Tropical Observing System |
| IASPEI | International Association Of Seismology And Physics Of The Earth's Interior |
| WRL | Willow Run Laboratories |
| FNC | Federal Networking Council |
| VSP | Visiting Scientist Programs |
| SCAMS | Scanning Microwave Spectrometer |
| LAGEOS | Laser Geodynamics Satellite |
| ALT | Altimeter |
| JODC | Japan Ocean Data Center |