| Acronym | Meaning |
| PDAM | Point Data Access And Management |
| IQSY | International Years Of The Quiet Sun |
| VIS-UV | Visible/ultraviolet Spectrometer |
| AWOS | Automated Weather Observing System |
| SMMR | Scanning Multichannel Microwave Radiometer |
| LNA | Low-noise Amplifier |
| LAOL | Los Alamos Opacity Library |
| GEO | Geosciences Directorate |
| GMS | Geostationary Meteorological Satellite |
| TASU | Time-alternating Space-uncentered |