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polyatomic

[pol-ee-uh-tom-ik] /ˌpɒl i əˈtɒm ɪk/
adjective, Chemistry
1.
pertaining to a molecule containing more than two atoms.
Origin
1855-1860
1855-60; poly- + atomic
Dictionary.com Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2014.
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Examples from the web for polyatomic
  • Vibrational and electronic energy levels of polyatomic transient molecules.
  • Spectroscopic and dynamical studies of highly energized small polyatomic molecules.
  • Isobaric and polyatomic interferences relating to the technique must be recognized and corrected.
British Dictionary definitions for polyatomic

polyatomic

/ˌpɒlɪəˈtɒmɪk/
adjective
1.
(of a molecule) containing more than two atoms
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition
© William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins
Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012
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