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.
Springs are points where groundwater emerges at the earth’s surface, and Florida boasts more than 1,100 of them. Christopher F. Meindl, The Conversation, 3 Oct. 2025 Satellite imagery and field surveys show entire farming communities disappearing because their groundwater sources failed. Nik Kowsar, Time, 2 Oct. 2025 Residents and water managers can access real-time information about reservoir levels, precipitation, groundwater conditions and more at the state’s California Water Watch portal. Anna Skinner, MSNBC Newsweek, 2 Oct. 2025 Levels are even higher in groundwater, surface water, and wastewater run-off. Sujita Sinha, Interesting Engineering, 1 Oct. 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 10 Oct. 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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