| Acronym | Meaning |
| HIRDLS | High-Resolution Dynamics Limb Sounder |
| NSRC | National Systems And Research Company |
| DECAFE | Dynamique Et Chimie De L'Atmosphere En Foret Equitoriale |
| MMD | Mass Median Diameter |
| OSO | Orbiting Solar Observatory |
| LDN | Local Data Network |
| IAU | International Astronomical Union |
| TGB | Trace Gas Biogeochemistry Section |
| IUCRM | Inter Union Commission On Radio Meteorology |
| MHD | Magnetohydrodynamic |