mitral valve
— Noun
– English
～ valve with two cusps; situated between the left atrium and the left ventricle
mitral valve prolapse
— Noun
– English
～ cardiopathy resulting from the mitral valve not regulating the flow of blood between the left atrium and left ventricle of the heart
mitral valve stenosis
— Noun
– English
～ obstruction or narrowing of the mitral valve (as by scarring from rheumatic fever)
semilunar valve
— Noun
– English
～ a heart valve with cusps shaped like half-moons; prevents blood from flowing back into the heart
right atrioventricular valve
— Noun
– English
～ valve with three cusps; situated between the right atrium and the right ventricle; allows blood to pass from atrium to ventricle and closes to prevent backflow when the ventricle contracts
safety valve
— Noun
– English
～ a valve in a container in which pressure can build up (as a steam boiler); it opens automatically when the pressure reaches a dangerous level
sluice valve
— Noun
– English
～ regulator consisting of a valve or gate that controls the rate of water flow through a sluice
slide valve
— Noun
– English
～ valve that opens and closes a passageway by sliding over a port
thermionic valve
— Noun
– English
～ electronic device consisting of a system of electrodes arranged in an evacuated glass or metal envelope
throttle valve
— Noun
– English
～ a valve that regulates the supply of fuel to the engine
valve
— Noun
– English
～ device in a brass wind instrument for varying the length of the air column to alter the pitch of a tone
valve
— Noun
– English
～ a structure in a hollow organ (like the heart) with a flap to insure one-way flow of fluid through it
valve
— Noun
– English
～ one of the paired hinged shells of certain molluscs and of brachiopods
valve-in-head engine
— Noun
– English
～ internal-combustion engine having both inlet and exhaust valves located in the cylinder head
valve
— Noun
– English
～ control consisting of a mechanical device for controlling the flow of a fluid
valve rocker
— Noun
– English
～ a lever pivoted at the center; used especially to push a valve down in an internal-combustion engine
valve
— Noun
– English
～ the entire one-piece shell of a snail and certain other molluscs
tricuspid valve
— Noun
– English
～ valve with three cusps; situated between the right atrium and the right ventricle; allows blood to pass from atrium to ventricle and closes to prevent backflow when the ventricle contracts
intake valve
— Noun
– English
～ a valve that controls the flow of fluid through an intake
heart valve
— Noun
– English
～ an implant that replaces a natural cardiac valve