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allelochemical Line breaks: al¦lelo|chem¦ical
Pronunciation: /əˌliːləʊˈkɛmɪk(ə)l/

Definition of allelochemical in English:


A chemical produced by a living organism that exerts a detrimental physiological effect on individuals of another species when released into the environment.
Example sentences
  • And most important, we need to be sure that allelochemicals don't harm non-target organisms, including humans.
  • Various plant species are known to suppress other species by the production of allelochemicals from leaves, flowers, seeds, stems, and roots of living or decomposing plant materials.
  • These allelochemicals are concentrated in the photosynthetic layer of the stem which is located directly under the skin of the cactus.


1970s: from Greek allēl- 'one another' + chemical.

Definition of allelochemical in:
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