1
: the watering of land by artificial means to foster plant growth
2
: the therapeutic flushing of a body part with a stream of liquid

Examples of irrigation 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.
Additionally, an irrigation system that uses recycled water nurtures the lush tropical landscape. — Condé Nast, Condé Nast Traveler, 6 Oct. 2026 This will impact water supply used for hydropower energy production, irrigation and transportation of goods via waterways, according to Huss. — Megan Fahrney, ABC News, 2 Oct. 2026 Gardeners can also install ‘Kaleidoscope’ Abelia in fall but must provide adequate irrigation through the winter months. — Kim Toscano, Southern Living, 29 Sep. 2026 The Yolo County Sheriff’s Office was separately seeking two Stockton residents in connection with copper wire stolen from agricultural irrigation pumps. — Daniel Hunt, Sacbee.com, 25 Sep. 2026 See All Example Sentences for irrigation

Word History

First Known Use

1612, in the meaning defined at sense 2

Time Traveler
The first known use of irrigation was in 1612

Browse Nearby Words

Cite this Entry

“Irrigation.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/irrigation. Accessed 9 Oct. 2026.

Kids Definition

irrigation

noun
: an act or process of irrigating

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