valve defined in 1951 year

valve - valve;
valve - (Bot.). (1) One of several parts into which capsule separates after dehiscence by longitudinal splitting. (2) applied also to each half of wall of diatom cell (frustule). (Zool.). (Heart) Flap or pocket of heart wall at entry and exit of each chamber of vertebrate heart, preventing back-flow. E.g. mitral valve, tricuspid valve. (Venous) Pocket-like flap within a vein, preventing back-flow, in birds and mammals. Similar structures occur in lymph vessels.

near valve in Knolik

vagus nervehome
letter "V"
start from "VA"
vanellus vulgaris

definition of word "valve" was readed 1423 times

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