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
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.
This discount shall apply only to the primary residence of the user and shall not apply to separate irrigation meters. Arkansas Online, 9 Nov. 2025 Pay extra attention to winter irrigation for fall plantings, as evergreen foliage is susceptible to desiccation from winter winds. Kim Toscano, Southern Living, 6 Nov. 2025 Whether through rain, irrigation, or merely watering the lawn, residues are conveyed to the soil, which will eventually reach groundwater. Malana Vantyler, USA Today, 6 Nov. 2025 The mussels have even started appearing on irrigation siphons that pipe Delta water onto farmland. Calmatters, Mercury News, 6 Nov. 2025 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 16 Nov. 2025.

Kids Definition

irrigation

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

More from Merriam-Webster on irrigation

Last Updated: - Updated example sentences
Love words? Need even more definitions?

Subscribe to America's largest dictionary and get thousands more definitions and advanced search—ad free!