Octavalent
Pronunciation : Oc*tav"a*lent
Part of Speech : a.
Etymology : [Octa- + L. valens, p. pr. See Valence.] (Chem.)
Definition : Defn: 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.
Source : Webster's Unabridged Dictionary, 1913