-tropic Hear it!

-tropic definition

-tropic (träp′ik, trō′pik)

turning toward or from, changing because of, or otherwise responding to a (specified kind of) stimulus phototropic

Etymology: < Gr -tropos, turning (< trepein: see trope) + -ic

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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