| Acronym | Meaning |
| TOVS | TIROS Operational Vertical Sounder |
| POAM | Polar Ozone And Aerosol Measurement |
| IAHS | International Association Of Hydrological Sciences |
| SEC | Securities & Exchange Commission |
| AFI | Atomic Industrial Forum |
| F | Femto |
| SOARS | Significant Opportunities In Atmospheric Research And Science |
| VOR | VHF Omnidirectional Range |
| SKE | Specific Kinetic Energy |
| IRIS | Italian Research Interim Stage |