polyatomic molecule


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polyatomic molecule

[¦päl·ē·ə¦täm·ik ′mäl·ə‚kyül]
(chemistry)
A chemical molecule with three or more atoms.
References in periodicals archive ?
Obviously, the idea is applicable to polyatomic molecules at real density.
His book on atomic structure was known to many generations of chemistry students, while his book on diatomic molecules and the later ones on polyatomic molecules became standard references for theoretical chemists worldwide.
I also continued in gas phase kinetics; theory of unimolecular reactions, quantum theory of inelastic scattering, and anharmonic vibrations in polyatomic molecules.