Tetratomic
Pronunciation : Tet`ra*tom"ic
Part of Speech : a.
Etymology : [Tetra- + atomic.] (Chem.) (a) Consisting of four atoms; having four atoms in the molecule, as phosphorus and arsenic. (b) Having a valence of four; quadrivalent; tetravalent; sometimes, in a specific sense, having four hydroxyl groups, whether acid or ba
Source : Webster's Unabridged Dictionary, 1913