butterfly valve

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noun

a clack valve having two flaps with a common hinge.

a valve, as the throttle valve in a carburetor, that swings about a central axis across its face.

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Origin of butterfly valve

First recorded in 1860–65

Words nearby butterfly valve

butterfly orchid, butterfly pea, butterfly roof, butterfly-shell clam, butterfly table, butterfly valve, butterfly wedge, butterfly weed, butterine, butter knife, Buttermere

Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2023

How to use butterfly valve in a sentence

“When you become a peshmerga your life becomes like a butterfly,” she said.
Embedding With the Women Who Are Kicking ISIS Ass|Susannah George|December 15, 2014|DAILY BEAST
Such and such a time, such and such a day, then trouble with the valve.
Alfred Hitchcock’s Fade to Black: The Great Director’s Final Days|David Freeman|December 13, 2014|DAILY BEAST
So, to commemorate her 75th birthday, the two got matching butterfly tattoos on their wrists.
Masters of Alt Sex: SuicideGirls Hits Puberty and Wants to Invade Your TV Set|Marlow Stern|December 9, 2014|DAILY BEAST
This video remedies that injustice, showcasing an owl doing a butterfly stroke in Lake Michigan.
Swimming Owls, Jane Krakowski’s Peter Pan Live! Audition, and More Viral Videos|The Daily Beast Video|December 7, 2014|DAILY BEAST

A small wooden cabinet with two butterfly doors held ropes and chains, candles, and sex toys.
A Murder in Detroit’s Sexual Underworld|Steve Miller|October 8, 2014|DAILY BEAST
She became my sweetheart, temporarily; but a born butterfly, she soon fluttered away, leaving me disconsolate—for a time!
Fifty Years of Railway Life in England, Scotland and Ireland|Joseph Tatlow
A feed-pump forced water into the boilers; each had a safety-valve with a lever and weight.
Life of Richard Trevithick, Volume II (of 2)|Francis Trevithick
The valve-seat H has formed on its lower surface two crescent shaped long and narrow slits.
The Recent Revolution in Organ Building|George Laing Miller
The discharge-valve was then opened for a moment, allowing a blast of steam to escape, reducing the pressure say to one-half.
Life of Richard Trevithick, Volume II (of 2)|Francis Trevithick
The valve open while the plunger-pole ascended 20 inches, then went the remainder of the 10-feet stroke expansive.
Life of Richard Trevithick, Volume II (of 2)|Francis Trevithick

British Dictionary definitions for butterfly valve

butterfly valve

noun

a disc that acts as a valve by turning about a diameter, esp one used as the throttle valve in a carburettor

a non-return valve consisting of two semicircular plates hinged about a common central spindle

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