| Acronym | Meaning |
| ITPR | Infrared Temperature Profile Radiometer |
| PPTV | Parts Per Trillion (by Volume) |
| EOSDIS | Earth Observing System Data And Information System |
| ALC | Allocations |
| TECAMS | Technical Conference On Automated Meteorological Systems |
| HRIS | High-Resolution Infrared Radiation Sounder |
| BEJ | Best Expert Judgment |
| STEM | Science Technology Engineering And Mathematics |
| EOLE | The French Program Like GHOST |
| NIH | National Institute Of Health |