Thanks for using this online dictionary, we have been helping millions of people improve their use of the english language with its free online services. English definition of tetratomic is as below...

Tetratomic :: Tetratomic (a.) Consisting of four atoms; having four atoms in the molecule, as phosphorus and arsenic..

Tetratomic :: Tetratomic (a.) Having a valence of four; quadrivalent; tetravalent; sometimes, in a specific sense, having four hydroxyl groups, whether acid or basic..

Tetravalent :: Tetravalent (a.) Having a valence of four; tetratomic; quadrivalent.

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