| Acronym | Meaning |
| IOS | Input/Output Subsystem |
| ACCENT | Atmospheric Chemistry Of Combustion Emissions Near The Tropopause |
| HRSR | High Resolution Scanning Radiometer |
| MLS | Microwave Limb Sounder |
| ADI | Acceptable Daily Intake |
| JGR | Journal Of Geophysical Research |
| CAA | Clean Air Act |
| NESDD | NOAA Earth Science Data Directory |
| TAS | True Air Speed |
| METAR | Meteorological Aviation Reports |