valve /vælv/ noun [C]
F0 a device that opens and closes to control the flow of liquids or gases, or a similar structure in the heart and the veins that controls the flow of blood:
» The valve failed to open/close.» It was a weak heart valve that caused her death.Thesaurus+: ↑Mechanical engineeringThesaurus+: ↑Machinery and machines , ↑Household equipment and domestic choresThesaurus+: ↑The circulatory system and bloodF0 part of a musical instrument such as a trumpet that changes the sound by controlling the flow of air
See picture: valve .jpg)
Thesaurus+: ↑Machine parts
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