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.
Jeddah’s coastal environment already faces significant stress from rapid urbanization and inadequate wastewater treatment infrastructure. Atharva Gosavi, Interesting Engineering, 11 Sep. 2025 The strategy focuses on five pillars, including climate action, and a long-term goal to eliminate the discharge of hazardous chemicals, preventing wastewater and air pollution, and enabling the recovery of water and chemistry across the supply chain. Angela Velasquez, Sourcing Journal, 9 Sep. 2025 Projects must have enough water supply, wastewater capacity, and energy infrastructure; limit the extent of new traffic, with higher thresholds if located near transit; and could only alter up to five acres of undeveloped land or up to 10 acres with a tree preservation and replanting plan. Chris Van Buskirk, Boston Herald, 9 Sep. 2025 And last October, hackers targeted American Water, the largest wastewater utility company in the country. NPR, 8 Sep. 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 15 Sep. 2025.

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