| Acronym | Meaning |
| AURA | Association Of Universities For Research In Astronomy |
| EUMETSAT | EUropean Organization For The Exploitation Of METeorological SATellites |
| PIFTS | Planetary Imaging Fourier Transform Spectrometer |
| SBUV | Solar Backscatter UltraViolet Radiometer (EOS) |
| ECMWF | European Centre For Medium-range Weather Forecasts |
| NPOESS | National Polar-orbiting Operational Environmental Satellite System |
| TIROS | Television InfraRed Observation Satellite (POES) |
| RAOB | RAdiosonde OBservation |
| POES | Polar Operational Environmental Satellite |
| KB/S | Kilobits Per Second |