[ thig-mo-truh-piz-uh m ]
/ θɪgˈmɒ trəˌpɪz əm /

noun Biology.

oriented growth of an organism in response to mechanical contact, as a plant tendril coiling around a string support.

Origin of thigmotropism

1895–1900; < Greek thígm(a) touch + -o- + -tropism

OTHER WORDS FROM thigmotropism

thig·mo·trop·ic [thig-muh-trop-ik, -troh-pik] /ˌθɪg məˈtrɒp ɪk, -ˈtroʊ pɪk/, adjective Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019

British Dictionary definitions for thigmotropism

/ (ˌθɪɡməʊˈtrəʊpɪzəm) /


the directional growth of a plant, in response to the stimulus of direct contactAlso called: haptotropism, stereotropism

Derived forms of thigmotropism

thigmotropic, adjective

Word Origin for thigmotropism

C19: from Greek thigma touch + -tropism
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 thigmotropism

[ thĭg-mŏtrə-pĭz′əm ]


The turning or bending response of an organism or part of an organism upon direct contact with a solid surface or object.stereotropism

Other words from thigmotropism

thig′mo•tropic (thĭg′mə-trŏpĭk, -trōpĭk) adj.
The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.