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sewerage

American  
[soo-er-ij] / ˈsu ər ɪdʒ /

noun

  1. the removal of waste water and refuse by means of sewers.

  2. a system of sewers.

  3. sewage.


sewerage British  
/ ˈsuːərɪdʒ /

noun

  1. an arrangement of sewers

  2. the removal of surface water or sewage by means of sewers

  3. another word for sewage

"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 sewerage

First recorded in 1825–35; sewer 1 + -age

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.

There are many major public sector projects in the pipeline, including the Deep Tunnel Sewerage System, as well as coastal protection and flood mitigation works.

From The Wall Street Journal • Jan. 22, 2026

The Milwaukee Metropolitan Sewerage District’s wastewater treatment system has been handling increased volumes of milk, a spokesperson confirmed, though he couldn’t verify how much.

From Seattle Times • Jul. 11, 2023

The Passaic Valley Sewerage Commission in New Jersey unveiled its first trash-collecting vessel in 1998 and purchased a second in 2018 for about $653,000.

From New York Times • Jun. 14, 2023

Proposals to build backup power plants for the Passaic Valley Sewerage Commission’s treatment plant in Newark and for NJ Transit, the state transportation agency in nearby Kearny, are also still pending.

From Washington Times • Apr. 17, 2023

Sewerage systems and such means of drainage are entirely unknown, even in the city of Archangel, which at the time we were there, contained some hundred thousand inhabitants.

From The History of the American Expedition Fighting the Bolsheviki Campaigning in North Russia 1918-1919 by Jahns, Lewis E.

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