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octavalent |
1 definition found From Webster's Revised Unabridged Dictionary (1913) [web1913]: Octavalent \Oc*tav"a*lent\, a. [Octa- + L. valens p. pr See {Valence}.] (Chem.) Having a valence of eight capable of being combined with exchanged for or compared with eight atoms of hydrogen; -- said of certain atoms or radicals.