Hypertext Webster Gateway: "tetravalent"
From Webster's Revised Unabridged Dictionary (1913) (web1913)
Tetravalent \Te*trav"a*lent\, a. [Tetra- + L. valens, -entis, p.
pr.] (Chem.)
Having a valence of four; tetratomic; quadrivalent.
From WordNet (r) 1.7 (wn)
tetravalent
adj : (chemistry) haveing a valence of four
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