| Abbreviation | Definition |
|---|---|
| SOLAS | Surface Ocean Lower Atmosphere Study |
| SPAC | Soil-Plant-Atmosphere Continuum |
| SVAT | Soil Vegetation Atmosphere Transfer |
| SVAT | Surface Vegetation Atmosphere Transfer |
| SWAMP | Studies of Work Atmosphere and Mass Production |
| TADC | Tunable Atmospheric Dispersion Compensator |
| TAME | time atmosphere materials and equipment |
| TEA | Transversely Excited Atmospheric |
| THA | Touching Higher Atmospheres |
| TOA | Top of the Atmosphere |
| TOAD | Top Of Atmosphere to Detector |
| TOSA | top of standard atmosphere |
| TRAPS | Trapped Reactive Atmospheric Particle Spectrometer |
| UVA | Unique Valuable Atmosphere |
| UVAS | Ultraviolet and Visible atmospheric Sounder |
| VAMP | Venus Atmospheric Maneuverable Platform |
| VIRA | Venus International Reference Atmosphere |
| VOCALS | Vamos Ocean Cloud Atmosphere Land Study |
| VTA | Vent to Atmosphere |
| VVOC | Very Volatile Organic Compound |