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valve |
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1
(Biol.) One of two halves of some fruits, particularly of the cabbage family (Brassicaceae), or of the shell of some molluscs such as mussels (bivalves), or of the external wall of a diatom.
2
(Biol.) A fold or flap of tissue that promotes the one-way flow of fluid in a duct or blood vessel. See Also: heart.
3
(Phys.) thermionic valve. |
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| Other Terms : umbilical cord | stereospecific reaction | focal length
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