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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.
The repository will be engineered to safely contain the uranium waste rock, with an evapotranspiration cap placed as a permanent cover to prevent rainwater from reaching the waste. Arlyssa D. Becenti, AZCentral.com, 5 Nov. 2025 These changes in the weather increase evapotranspiration and lower soil moisture. Anna Skinner, MSNBC Newsweek, 1 Oct. 2025 All crops with a vascular system can experience evapotranspiration, but summer crops are the most common, Basso said. Julia Jacobo, ABC News, 24 July 2025 In a process called evapotranspiration, plants release water vapor into the atmosphere. Nicole Fallert, USA Today, 22 July 2025 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 13 Jan. 2026.

More from Merriam-Webster on evapotranspiration

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