allelopathy

[ uh-lee-lop-uh-thee, al-uh-lop- ]
/ ə liˈlɒp ə θi, ˌæl əˈlɒp- /

noun Botany.

suppression of growth of a plant by a toxin released from a nearby plant of the same or another species.

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Origin of allelopathy

1940–45; <French allélopathie;see allele, -pathy

OTHER WORDS FROM allelopathy

al·le·lo·path·ic [uh-lee-luh-path-ik, uh-lel-uh-], /əˌli ləˈpæθ ɪk, əˌlɛl ə-/, adjective
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2020

British Dictionary definitions for allelopathy

allelopathy
/ (ˌælɪˈlɒpəθɪ) /

noun

the inhibitory effect of one living plant upon another by the release of toxic substances

Word Origin for allelopathy

from French allélopathie, from Greek allēl- one another + pathos suffering
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

Scientific definitions for allelopathy

allelopathy
[ ə-lē-lŏpə-thē, ăl′ə- ]

The inhibition of growth in one plant species by chemicals produced by another. For example, other plants will often not grow underneath black walnut trees, since these trees produce juglone, a chemical inhibiting plant respiration.
The American Heritage® Science Dictionary Copyright © 2011. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.