ground·​wa·​ter | \ ˈgrau̇nd-ˌwȯ-tər How to pronounce groundwater (audio) , -ˌwä-\

Definition of groundwater

: 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

Rocks nearer the surface began to weather, producing a groundwater rich in silica. Clare Watson, Smithsonian, "Scientists and Miners Team Up to Preserve Opalized Fossils," 1 Aug. 2019 There are murmurs that this burgeoning, bulging city will have used all its groundwater by 2020. National Geographic, "India’s water crisis could be helped by better building, planning," 15 July 2019 Twelve major urban areas have been using groundwater at an unsustainable rate since at least 2013, according to data provided by the planning arm of the Indian government. Anchorage Daily News, "As a major Indian city runs out of water, 9 million people pray for rain," 2 July 2019 Contamination of groundwater near Westchester County airport is likely linked to firefighting foam, possibly from firefighting exercises and equipment testing. Kenneth R. Gosselin,, "Bradley International Airport taking steps to contain future spills of firefighting foam containing potentially hazardous chemicals," 17 July 2019 In some parts of the city, residents are digging wells as deep as 1,000 feet despite the fact that much of this groundwater is too dirty to drink and can only be used for washing. Meilan Solly, Smithsonian, "Satellite Images Reveal the Extent of Chennai’s Water Shortage," 5 July 2019 The Woodlands MUDs get their water in a mix of 65 percent groundwater — from one of 39 wells in the community — and 35 percent surface water, which is treated water derived from Lake Conroe. Jeff Forward, Houston Chronicle, "Impact of SJRA rate increase on Woodlands MUDs unknown," 3 July 2019 Two big concerns about wells For officials, there are two big concerns — keeping people from falling down the wells and keeping pollutants from falling in and contaminating the groundwater. Joshua Bowling, azcentral, "Arizona searches for wells to prevent a potential ‘Baby Jessica’ tragedy. Here’s what you can do," 23 June 2019 Batteries The toxic lead in car batteries can contaminate groundwater. Mike Allen, Popular Mechanics, "How to Dispose of Hazardous Waste Without Damaging the Environment," 9 Oct. 2018

These example sentences are selected automatically from various online news sources to reflect current usage of the word 'groundwater.' 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 groundwater

circa 1889, in the meaning defined above

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Statistics for groundwater

Last Updated

6 Aug 2019

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Time Traveler for groundwater

The first known use of groundwater was circa 1889

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English Language Learners Definition of groundwater

: water that is underground

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More from Merriam-Webster on groundwater

Rhyming Dictionary: Words that rhyme with groundwater

Nglish: Translation of groundwater for Spanish Speakers Encyclopedia article about groundwater

Comments on groundwater

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to shake or wave menacingly

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