triatomic Hear it!

triatomic definition

tri·atom·ic (trī′ə täm′ik)

adjective

  1. designating or of a molecule consisting of three atoms
  2. designating or of a molecule containing three replaceable atoms or groups

Webster's New World College Dictionary Copyright © 2005 by Wiley Publishing, Inc., Cleveland, Ohio.
Used by arrangement with John Wiley & Sons, Inc.

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