Also known as: ET^, ET-
ET stands for various terms. Discover the full forms, meanings, and possible interpretations of ET across different fields and industries.
Water lost from plants through evaporation and photosynthesis. The sum of evaporation and plant transpiration. Potential evapotranspiration is the amount of water that could be evaporated or transpired at a given temperature and humidity, if there was plenty of water available. Actual evapotranspiration can not be any greater than precipitation, and will usually be less because some water will run off in rivers and flow to the oceans.
Atmospheric ResearchLast updated: