wastewater

noun

waste·​wa·​ter ˈwāst-ˌwȯ-tər How to pronounce wastewater (audio)
-ˌwä-
: water that has been used (as in a manufacturing process) : sewage

Examples of wastewater in a Sentence

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.
For the past year, residents and others have cited numerous concerns about the project, including its cost, wastewater plan and the general lack of information available to the public. Sophie Hartley, IndyStar, 10 Dec. 2025 Similar oxidizing agents that may pose occupational health risks and wastewater issues akin to PP should be avoided. Angela Velasquez, Sourcing Journal, 9 Dec. 2025 In Colorado, renewable facilities already are converting methane from dairy farms or wastewater into natural gas, Conway said. Noelle Phillips, Denver Post, 7 Dec. 2025 Lion Oil and Great Lakes Chemical, a nearby chemical plant, worked together to reuse 2 million gallons of wastewater each day instead of using aquifer water, an effort that earned the two companies the 2002 Corporate Conservationists of the Year Award from the Arkansas Wildlife Federation. Arkansas Online, 6 Dec. 2025 See All Example Sentences for wastewater

Word History

First Known Use

15th century, in the meaning defined above

Time Traveler
The first known use of wastewater was in the 15th century

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Cite this Entry

“Wastewater.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/wastewater. Accessed 19 Dec. 2025.

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