evapotranspiration

noun

evapo·​trans·​pi·​ra·​tion i-ˈva-pō-ˌtran(t)-spə-ˈrā-shən How to pronounce evapotranspiration (audio)
: loss of water from the soil both by evaporation and by transpiration from the plants growing thereon

Examples of evapotranspiration in a Sentence

Recent Examples on the Web
Examples are automatically compiled from online sources to show current usage. Read More Opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback.
Recent rainfall and evapotranspiration — the process by which water evaporates from the soil and plants — will keep moisture levels high, further boosting heat index readings. Brandi D. Addison, Austin American Statesman, 2 July 2025 The state will almost certainly get warmer, which will increase water loss to evapotranspiration and irrigation water requirements. Bob Maliva, The Orlando Sentinel, 10 May 2025 Can Get Hot to the Touch Unlike natural grass, synthetic turf cannot cool itself through evapotranspiration. Colleen Sullivan, Better Homes & Gardens, 14 Apr. 2025 Understanding evapotranspiration's role in the lake's ecosystem could guide decisions on how much water to allocate for its preservation. Josh Hammer, Newsweek, 2 Dec. 2024 See All Example Sentences for evapotranspiration

Word History

Etymology

evaporation + transpiration

First Known Use

1938, in the meaning defined above

Time Traveler
The first known use of evapotranspiration was in 1938

Browse Nearby Words

Cite this Entry

“Evapotranspiration.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/evapotranspiration. Accessed 14 Jul. 2025.

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