Also known as: ET^, ET-
ET has various meanings in the Atmospheric Research category. Discover the full forms, definitions, and usage contexts of ET in Atmospheric Research.
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.
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