rheotropism Hear it!

rheotropism definition

rhe·ot·ro·pism (rē ät′rə piz′əm)

noun

the tendency of an organism, esp. a plant, to respond to the stimulus of a current of water, air, etc. by some change in the direction of growth

Etymology: rheo- + -tropism

Related Forms:

  • rheotropic rhe′o·trop′ic (-ə träp′ik) adjective

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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