groundwater

noun

ground·​wa·​ter ˈgrau̇nd-ˌwȯ-tər How to pronounce groundwater (audio)
-ˌwä-
: water within the earth especially that supplies wells and springs

Examples of groundwater in a Sentence

There were concerns about contaminated groundwater.
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.
Gila River has stored groundwater and was the first in the Western Hemisphere to place solar panels over canals to both conserve water and generate electricity. Debra Utacia Krol, AZCentral.com, 14 Dec. 2025 Quicksand is a muddy mixture of sand, water and sometimes clay that forms from rising groundwater. Stephen Sorace, FOXNews.com, 10 Dec. 2025 Anaheim is spending $200 million to outfit several of its groundwater wells with ion exchange filtration – a technique that uses resin beads to snare and remove particles from water, according to the city website. Austin Fast, USA Today, 5 Dec. 2025 The probation could have shifted control of the basin’s groundwater management from the local Groundwater Sustainability Agencies to the State Water Board, requiring groundwater users, from agricultural irrigators to water districts, to report their pumping, install meters and pay state fees. Chaewon Chung december 3, Sacbee.com, 3 Dec. 2025 See All Example Sentences for groundwater

Word History

First Known Use

circa 1889, in the meaning defined above

Time Traveler
The first known use of groundwater was circa 1889

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Cite this Entry

“Groundwater.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/groundwater. Accessed 18 Dec. 2025.

Kids Definition

groundwater

noun
ground·​wa·​ter ˈgrau̇n-ˌdwȯt-ər How to pronounce groundwater (audio)
-ˌdwät-
: water within the earth that supplies wells and springs

More from Merriam-Webster on groundwater

Last Updated: - Updated example sentences
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