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 (ə-lē-lŏp′ə-thē, ăl′ə-)
A usually negative effect on the growth or development of an organism of one species, caused by a chemical released by an organism of another species. Usually used of plants.

[Greek allēlōn, reciprocally (from allos, another; see al- in Indo-European roots) + -pathy.]

al·le′lo·path′ic (ə-lē′lə-păth′ĭk, ə-lĕl′ə-) adj.


(Botany) the inhibitory effect of one living plant upon another by the release of toxic substances
[from French allélopathie, from Greek allēl- one another + pathos suffering]


(ə liˈlɒp ə θi, ˌæl əˈlɒp-)

suppression of growth of a plant by a toxin released from a nearby plant.
[1940–45; < French allélopathie; see allele, -pathy]
al•le•lo•path•ic (əˌli ləˈpæθ ɪk, əˌlɛl ə-) adj.
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References in periodicals archive ?
Examples of these characteristics include the ability to grow under varied moisture regimes, clonal growth, extended flowering periods, and allelopathy (Rejmanek and Richardson 1996, Callaway and Aschehoug 2000, Orr et al.
According to David Gealy, a plant physiologist at ARS's Dale Bumpers National Rice Research Center in Stuttgart, the new line is the top pick of some 50 total rice lines that were selectively developed for such traits as high grain yield and quality, early maturity, stem strength, pest and disease resistance, and allelopathy to barnyardgrass and other weeds.
2010) emphasized the importance of allelopathy as an important area for research expansion in fern ecology.
According to Lovett and Ryuntyu, (1992), allelopathy is a biochemical interaction considered to be a defensive chemical adaptation in plants and an environmental stress factor for many species.
Equisetum species, like many angiosperms, appear to exhibit allelopathy.
Seed Germination, Allelopathy Journal 23(2): 269-276.
Allelopathy is an adaptation plants use to chemically compete with other plants and can occur both interspecifically and intraspecifically.
Allelopathy, as a component of IPM, involving secondary metabolites, is produced by plants, algae, bacteria and fungi that influence the growth and development of agricultural and biological systems [5, 6].
An aromatic adventure with allelopathy: using garlic to study allelopathy in the classroom.