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diatropism

American  
[dahy-a-truh-piz-uhm] / daɪˈæ trəˌpɪz əm /

noun

Botany.

  1. the tendency of some plant organs to take a transverse position to the line of action of an outside stimulus.

diatropism British  
/ daɪˈætrəˌpɪzəm, ˌdaɪəˈtrɒpɪk /

noun

  1. a response of plants or parts of plants to an external stimulus by growing at right angles to the direction of the stimulus

"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

Other Word Forms

  • diatropic adjective

Etymology

Origin of diatropism

dia- + tropism

Definitions and idiom definitions from Dictionary.com Unabridged, based on the Random House Unabridged Dictionary, © Random House, Inc. 2023

Idioms from The American Heritage® Idioms Dictionary copyright © 2002, 2001, 1995 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company.