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.
This measurement uses reservoir and groundwater levels, among other factors, to measure drought. Clara Moskowitz, Scientific American, 17 Mar. 2025 Both 1,4-dioxane and TCA have been measured at very high concentrations in soil and groundwater at the factory. Kevin Spear, Orlando Sentinel, 28 Feb. 2025 There are no requirements for air quality, soil or groundwater testing, nor are there any requirements to notify neighbors that the building contains hazardous materials, according to Alice Corcoran, a spokesperson for the Environmental Protection Agency’s Region 10, which includes Idaho. Nick Rosenberger, Idaho Statesman, 13 Feb. 2025 With the steady replenishment of the Santa Barbara groundwater basin since 2018, for example, the team detected areas of several millimeters of annual uplift. Dan Perry, Newsweek, 13 Feb. 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 4 Apr. 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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