| Acronym | Meaning |
| NASA | National Aeronautics And Space Administration |
| EUMETSAT | EUropean Organization For The Exploitation Of METeorological SATellites |
| TOVS | TIROS Operational Vertical Sounder |
| WINCE | WINter Cloud Experiment |
| JSC | Johnson Space Center (NASA |
| HZ | Hertz |
| MOPITT | Measurements Of Pollution In The Troposphere (EOS) |
| CAC | Climate Analysis Center |
| LIDAR | LIght Detection And Ranging |
| IRIS | Infrared Radiation Interferometer Spectrometer (1960s) |