English dictionary
quadrivalent
/,kw/A/dr/i/'v/eI/l/@/nt/
Definitions, examples, synonyms and antonyms from WordNet 3.0.
adjective
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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 <i>quadrivalent</i> elements.
Source: webster1913