[ ree-o-truh-piz-uh m ]
/ riˈɒ trəˌpɪz əm /


the effect of a current of water upon the direction of plant growth.

Origin of rheotropism

First recorded in 1885–90; rheo- + -tropism

Related forms

rhe·o·trop·ic [ree-uh-trop-ik, -troh-pik] /ˌri əˈtrɒp ɪk, -ˈtroʊ pɪk/, adjective
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019

British Dictionary definitions for rheotropism


/ (rɪˈɒtrəˌpɪzəm) /


growth of a plant or sessile animal in the direction of a current of water

Derived Forms

rheotropic (ˌriːəˈtrɒpɪk), adjective
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

Medicine definitions for rheotropism


[ rē-ŏtrə-pĭz′əm ]


Growth or movement of a part of an organism in response to the motion of a current.

The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.