| Acronym | Meaning |
| LRIR | Limb Radiance Inversion (or Infrared) Radiometer |
| ACF | Acid Concentrator Feed |
| ISRIC | International Soil Reference And Information Centre |
| HS | High Speed |
| DIB | Directory Information Base |
| RF | Radio Frequency |
| JICA | Japan International Development Agency |
| NSN | NASA Science Network |
| WX | Weather |
| AMS | American Meteorological Society |