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Synonyms

water main

American  

noun

  1. a main pipe or conduit in a system for conveying water.


water main British  

noun

  1. a principal supply pipe in an arrangement of pipes for distributing water

"Collins English Dictionary — Complete & Unabridged" 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

Etymology

Origin of water main

First recorded in 1795–1805

Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

He had equipped his family’s ocean-view house with a firefighting system, installing a pipe from the water main to his rooftop.

From Los Angeles Times • Dec. 17, 2025

Thousands of people have been affected by a burst water main in Broughton, with residents helping deliver bottled water to others, and long queues reported at water stations.

From BBC • Aug. 15, 2025

The rest, he claimed, had pressure from the water main.

From Los Angeles Times • Jan. 16, 2025

The company added that its crews were working on repairs, but the work was "difficult and dangerous" because the burst water main was two-and-a-half metres underneath the river bed.

From BBC • Jan. 16, 2025

What she doesn’t know is that a water main burst just a few minutes ago next to her building.

From "Challenger Deep" by Neal Shusterman

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