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thigmotropism

[thig-mo-truh-piz-uh m] /θɪgˈmɒ trəˌpɪz əm/
noun, Biology
1.
oriented growth of an organism in response to mechanical contact, as a plant tendril coiling around a string support.
Origin
1895-1900
1895-1900; < Greek thígm(a) touch + -o- + -tropism
Related forms
thigmotropic
[thig-muh-trop-ik, -troh-pik] /ˌθɪg məˈtrɒp ɪk, -ˈtroʊ pɪk/ (Show IPA),
adjective
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Based on the Random House Dictionary, © Random House, Inc. 2014.
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British Dictionary definitions for thigmotropism

thigmotropism

/ˌθɪɡməʊˈtrəʊpɪzəm/
noun
1.
the directional growth of a plant, in response to the stimulus of direct contact Also called haptotropism, stereotropism
Derived Forms
thigmotropic, adjective
Word Origin
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
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Word Origin and History for thigmotropism
n.

1900, from thigmo-, comb. form meaning "touch," from Greek thigma "touch" + tropism.

Online Etymology Dictionary, © 2010 Douglas Harper
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thigmotropism in Medicine

thigmotropism thig·mot·ro·pism (thĭg-mŏt'rə-pĭz'əm)
n.
The turning or bending response of an organism or part of an organism upon direct contact with a solid surface or object. Also called stereotropism.


thig'mo·trop'ic (thĭg'mə-trŏp'ĭk, -trō'pĭk)
The American Heritage® Stedman's Medical Dictionary
Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.
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