| Acronym | Meaning |
 | ELVIS | Export Licensing Voice Information System |
 | LAGEOS | Laser Geodynamics Satellite |
 | MERIS | Medium Resolution Imaging Spectrometer |
 | CDC | Climate Data Center |
 | FERMILAB | FERMI National Acceleration Laboratory |
 | F | Femto |
 | ACFM | Actual Cubic Feet Per Minute |
 | TGCM | Thermospheric General Circulation Model |
 | IEA | International Energy Agency |
 | GDPS | Global Data Processing System |