| Acronym | Meaning |
| MSG | Meteosat Second Generation |
| ERSC | Environmental Remote Sensing Center (IES) |
| GMT | Greenwich Mean Time (repl. By UTC) |
| FSL | Forecast Systems Laboratory (a NOAA ERL) |
| OSSE | Office Of Space Science Education (SSEC) |
| ABI | Advanced Baseline Imager |
| S-HIS | Scanning High Resolution Interferometer Sounder |
| METEOSAT | METEOrological SATellite (European) |
| OAO | Orbiting Astronomical Observatory |
| PV | PhotoVoltaic |