Subscriber login
Password
Forgot your password?
Library card login
Login with Shibboleth® »
Login with Athens »
Close menu
Oxford Dictionaries Online
The world's most trusted dictionaries
About
Subscriber services
What's new
Contact us
Help
Subscribe now
Already a subscriber or in a subscribing organization?
Login
Dictionary
Other language resources
US English
World English
Dictionary
Better writing
World of words
Puzzles and games
For children and schools
For learners of English
Email
Cite
water main
(water main)
noun
the main pipe in a water supply system.
More words in this category
ball float
bibcock
black water
capillary joint
downcomer
downpipe
gurgler
L
1
plumb
2
plumbing
riser
scupper
1
soakaway
soil pipe
U-bend
vanity unit
waste-disposal unit
water pipe
wye
Nearby Words
water hyacinth
water ice
water injection
water jacket
water jump
water knot
water lettuce
water level
water lily
water main
water mass
water meadow
water measurer
water moccasin
water mold
water nymph
water of crystallization
water opossum
water ouzel