Tetratomic

Definition:

• (a.) Consisting of four atoms; having four atoms in the molecule, as phosphorus and arsenic.
• (a.) Having a valence of four; quadrivalent; tetravalent; sometimes, in a specific sense, having four hydroxyl groups, whether acid or basic.

Compare tetratomic with other words:

monatomic vs. tetratomic

atom vs. tetratomic

tetratomic vs. triatomic

diatomic vs. tetratomic