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Webster's New World College Dictionary » tricyclic
tricyclic
tricyclic definition
tri·cy·clic (trī sī′klik, -sik′lik)
adjective
containing three fused rings of atoms in the molecule
noun
any of a major group of antidepressant drugs that have a tricyclic molecular structure
Webster's New World College Dictionary Copyright © 2009 by Wiley Publishing, Inc., Cleveland, Ohio.
Used by arrangement with John Wiley & Sons, Inc.
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