| Acronym | Definition |
|---|
| SMOS➣Simple Matter of Software |
| SMOS➣Soil Moisture and Ocean Salinity Mission (European Space Agency Earth Explorer Mission) |
| SMOS➣Special Minister of State (Australia; est. 1972) |
| SMOS➣Surface Meteorological Observing Station (US Department of Energy) |
| SMOS➣Surface Meteorological Observation System |
| SMOS➣Secondary Military Occupational Specialty |
| SMOS➣Summary of Meteorological Observations, Surface |
| SMOS➣Singapore Mathematical Olympiad Senior (Singapore) |