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hydrotropism

[hahy-dro-truh-piz-uh m]
noun Biology.
  1. oriented growth in response to water.

Origin of hydrotropism

First recorded in 1880–85; hydro-1 + -tropism
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018
British Dictionary definitions for hydrotropism

hydrotropism

noun
  1. the directional growth of plants in response to the stimulus of water
Derived Formshydrotropic (ˌhaɪdrəʊˈtrɒpɪk), adjectivehydrotropically, adverb
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
hydrotropism in Medicine

hydrotropism

[hī-drŏt′rə-pĭz′əm]
n.
  1. Growth or movement in a sessile organism toward or away from water.
The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.
hydrotropism in Science

hydrotropism

[hī-drŏt′rə-pĭz′əm]
  1. The growth or movement of a fixed organism, especially a plant, or a part of an organism toward or away from water. Roots often display hydrotropism in growing towards a water source.
Related formshydrotropic adjective (hī′drə-trō′pĭk, hī′drə-trŏp′ĭk)
The American Heritage® Science Dictionary Copyright © 2011. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.