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.
Johnson County spent $30,000 to test the soil, groundwater, surface water and tissue from dead cattle and fish. Elizabeth Campbell, Fort Worth Star-Telegram, 13 Feb. 2025 The product can then seep into groundwater and contaminate local drinking water sources. Dan Perry, Newsweek, 12 Feb. 2025 Climate change is shrinking surface and groundwater supplies in the southwestern U.S. Higher air temperatures are increasing evaporation rates from rivers and streams and intensifying drought. Gabriel Eckstein, The Conversation, 5 Feb. 2025 The mayor said there has been evidence of groundwater making its way into sanitary sewer lines, which can lead to surcharging, or excess capacity, in the sanitary lines. Mike Nolan, Chicago Tribune, 5 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

Dictionary Entries Near groundwater

Cite this Entry

“Groundwater.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/groundwater. Accessed 24 Feb. 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
Love words? Need even more definitions?

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