butterfly valve

but·ter·fly valve

B b

Definitions of butterfly valve words

noun butterfly valve a disc that acts as a valve by turning about a diameter, esp one used as the throttle valve in a carburettor 3
noun butterfly valve a non-return valve consisting of two semicircular plates hinged about a common central spindle 3
noun butterfly valve a disk-shaped valve turning on an axis along its diameter, serving esp. as a damper in a pipe or as a choke or throttle in a carburetor 3
noun butterfly valve a clack valve having two flaps with a common hinge. 1
noun butterfly valve a valve, as the throttle valve in a carburetor, that swings about a central axis across its face. 1
noun butterfly valve A valve with a disk-shaped mechanism which can be used for isolating or regulating flow. 0

before 1860

One of the 29% newest English words

First recorded in 1860-65

noun

adjective

verb

adverb

pronoun

preposition

conjunction

determiner

exclamation

This term is known only to a narrow circle of people with rare knowledge. Only 29% of English native speakers know the meaning of this word.

According to our data most of word are more popular. This word is almost not used. It has a much more popular synonym.

This diagram is provided by Google Ngram Viewer

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