Four-way cock

Definition of Four-way cock

a cock connected with four pipes or ports, and having two or more passages in the plug, by which the adjacent pipes or ports may be made to communicate; formerly used as a valve in the steam engine, and now for various other purposes. In the illustration, a leads to the upper end of a steam engine cylinder, and b to the lower end; c is the steam pipe, and d the exhaust pipe.

See also: Four-way

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Fountain shell
fountainhead
Fountainless
Fountful
Fouquieria
Fouquieriaceae
Four
Four-cornered
Four-cycle
four-hitter
four-in-hand
four-lane
Four-o'clock
four-party
four-ply
Four-poster
four-pounder
four-sided
four-spot
Four-way
-Four-way cock-
Four-way stop
Four-wheeled
Four-wheeler
Fourb
Fourche
Fourchette
Fourdrinier
Fourfold
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Fourgon
Fourhanded
Fourierism
Fourierist
Fourling
Fourneau
Fourpence
Fourrier
Fourscore
Foursome
Foursquare

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