Definition of allelochemical in English:

allelochemical

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

noun

  • A chemical produced by a living organism that exerts a detrimental physiological effect on individuals of another species when released into the environment.
    More 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.

Origin

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

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