Cambridge Dictionaries online Cambridge Dictionaries online

The most popular online dictionary and thesaurus for learners of English

  

water main

 
/ˈwɔ·t̬ər ˌmeɪn/, /ˈwɑt̬·ər/ n [C]

Definition

a large underground pipe that supplies water to buildings in an area of a city or town
(Definition of water main n from the Cambridge Academic Content Dictionary © Cambridge University Press)

“water main” in other dictionaries

Word of the Day

honest-to-goodness

real or true

Word of the Day

Blog

Read our blog about how the English language behaves.

Learn More

New Words

Find words and meanings that have just started to be used in English, and let us know what you think of them.

Learn More