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TANDA HUBUNG
CIDE DICTIONARY
OXFORD DICTIONARY
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CIDE DICTIONARY
quadrivalent, a. [Quadri- + L. valens, -entis, p. pr. See Valence.].
Having a valence of four; capable of combining with, being replaced by, or compared with, four monad atoms; tetravalent; -- said of certain atoms and radicals; thus, carbon and silicon are quadrivalent elements. [1913 Webster]