chemotropism

[ ki-mo-truh-piz-uhm ]
/ kɪˈmɒ trəˌpɪz əm /

noun Biology.

oriented growth or movement in response to a chemical stimulus.

QUIZZES

IS YOUR DESERT PLANT KNOWLEDGE SUCCULENT OR DRIED UP?

Cactus aficionados, don't get left in the dust with this quiz on desert plants. Find out if you have the knowledge to survive this prickly foray into the desert!
Question 1 of 7
This tall, horizontally branched cactus is probably the most recognizable cactus in Arizona. What is it called?

Origin of chemotropism

First recorded in 1895–1900; chemo- + -tropism

OTHER WORDS FROM chemotropism

che·mo·trop·ic [kee-muh-trop-ik, -troh-pik, kem-uh-], /ˌki məˈtrɒp ɪk, -ˈtroʊ pɪk, ˌkɛm ə-/, adjectiveche·mo·trop·i·cal·ly, adverb
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2020

Example sentences from the Web for chemotropism

  • The act of seeking the female as well as that of cohabitation are in many cases combinations of chemotropism and stereotropism.

  • It is chemotropism, not solicitude for its offspring, which drives the flesh fly to lay its eggs on decaying meat.

    Being Well-Born|Michael F. Guyer
  • We have already alluded to certain phenomena of chemotropism in Chapter IV.

  • Herbst pointed out that this might be a case of chemotropism, caused by the oxygen surrounding the egg.

    Darwin and Modern Science|A.C. Seward and Others

British Dictionary definitions for chemotropism

chemotropism
/ (ˌkɛməʊˈtrəʊˌpɪzəm) /

noun

the growth response of an organism, esp a plant, to a chemical stimulus

Derived forms of chemotropism

chemotropic (ˌkɛməʊˈtrɒpɪk), adjectivechemotropically, 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

Medical definitions for chemotropism

chemotropism
[ kĭ-mŏtrə-pĭz′əm ]

n.

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