ir·​ri·​ga·​tion | \ ˌir-ə-ˈgā-shən How to pronounce irrigation (audio) \

Definition of irrigation

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

Examples of irrigation in a Sentence

Recent Examples on the Web

Task force member Tom Peterson, part of a subcommittee investigating the bus depot, said the property will soon get new landscaping and drip irrigation on the slope. Hillary Davis, Daily Pilot, "Fence planned for Newport Beach bus station as residents’ frustration about homelessness grows," 22 Aug. 2019 The Victorian is poised on a .88-acre lot with low-cost irrigation. Mary Wakeford, azcentral, "Couple finds the perfect Victorian home in Peoria. Take a look," 22 Aug. 2019 Blaine Carian, who grows grapes, lemons and dates in Coachella, California, already uses deficit irrigation. Dan Elliott, USA TODAY, "Farmers are using drones to help save an endangered US river," 13 Aug. 2019 As Whooshh’s website tells it, the catalyst for a change came in 2013 when the irrigation of a California fruit orchard had been entirely sacrificed so that the water could be diverted toward salmon migration, thus killing off the orchard. Aja Romano, Vox, "These unanswered questions are fueling speculation about the sex offender’s life and death.," 11 Aug. 2019 The 70 Ranch site also is used for experiments in drip irrigation, aimed at using water more efficiently to grow plants where otherwise vegetation might not survive. Bruce Finley, The Denver Post, "Historic ranch on Colorado’s high plains now holds millions of gallons of water for Denver-area economic development," 17 Aug. 2019 An Equestrian dream with 3 stall barn with automatic waterers, 3 stall corrals, full size dressage arena with irrigation, lighting, sand and rubber mulch footing. Pomerado News, "Home of the Week - 17059 Rio Maria Rd. Lakeside, CA 92040," 25 July 2019 Huge pumps direct water 280 feet up a steep hillside into Grand Coulee, creating Banks Lake, a 27-mile-long reservoir that provides water for irrigation, fishing and boating. John Nelson, Los Angeles Times, "The Ice Age gives birth to a wine and adventure age in Washington state," 20 July 2019 If your garden has drip irrigation, sow the seeds along the drip lines. Hilary Dahl, Good Housekeeping, "How to Plant a Fall Garden and Grow Late-Season Crops," 1 July 2019

These example sentences are selected automatically from various online news sources to reflect current usage of the word 'irrigation.' Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.

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First Known Use of irrigation

1612, in the meaning defined at sense 1

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Statistics for irrigation

Last Updated

5 Sep 2019

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Time Traveler for irrigation

The first known use of irrigation was in 1612

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More Definitions for irrigation


ir·​ri·​ga·​tion | \ ˌir-ə-ˈgā-shən How to pronounce irrigation (audio) \

Kids Definition of irrigation

: an act or process of supplying with water or cleaning with a flow of liquid

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More from Merriam-Webster on irrigation

Rhyming Dictionary: Words that rhyme with irrigation

Spanish Central: Translation of irrigation

Nglish: Translation of irrigation for Spanish Speakers

Britannica English: Translation of irrigation for Arabic Speakers Encyclopedia article about irrigation

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