irrigation

noun

ir·​ri·​ga·​tion ˌir-ə-ˈgā-shən How to pronounce irrigation (audio)
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
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The fungus overwinters on infected canes and fallen leaves, with spores splashing upward during rain or irrigation. Rita Perwich, San Diego Union-Tribune, 2 May 2026 Farmers are moving away from traditional flood irrigation and toward sprinkler systems that deliver water more precisely. Callie Zanandrie, CBS News, 1 May 2026 Use an irrigation setup that slowly puts water directly into the soil, experts agree. ABC News, 30 Apr. 2026 Xeriscapes eliminate the need for irrigation because self-sustaining plants can be added. Lee Wallender, The Spruce, 30 Apr. 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

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Cite this Entry

“Irrigation.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/irrigation. Accessed 5 May. 2026.

Kids Definition

irrigation

noun
ir·​ri·​ga·​tion ˌir-ə-ˈgā-shən How to pronounce irrigation (audio)
: an act or process of irrigating

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