Definitions

from The American Heritage® Dictionary of the English Language, 5th Edition.

  • noun 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.

from Wiktionary, Creative Commons Attribution/Share-Alike License.

  • noun The release by a plant of a toxin to suppress growth of nearby competing plants.

Etymologies

from The American Heritage® Dictionary of the English Language, 4th Edition

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

from Wiktionary, Creative Commons Attribution/Share-Alike License

allelo- +‎ -pathy

Examples

  • Phragmites employs a strategy known as allelopathy, in which plants release toxic chemicals into the soil to deter other plants from growing close to them.

    Science Blog - Science news straight from the source

  • Aside from any Newtonian peril, walnut trees entertain the natural world with a biochemical process known as allelopathy, a method of Darwinian survival.

    eric peters

  • The particular compound is juglone, one of many plant-produced chemicals that can harm other plants in a process known as allelopathy (al-lelo-pathy).

    RNews - TOP STORIES

  • The particular compound is juglone, one of many plant-produced chemicals that can harm other plants in a process known as allelopathy (al-lelo-pathy).

    RNews - TOP STORIES

  • The particular compound is juglone, one of many plant-produced chemicals that can harm other plants in a process known as allelopathy (al-lelo-pathy).

    RNews - TOP STORIES

  • The particular compound is juglone, one of many plant-produced chemicals that can harm other plants in a process known as allelopathy (al-lelo-pathy).

    RNews - TOP STORIES

  • The particular compound is juglone, one of many plant-produced chemicals that can harm other plants in a process known as allelopathy (al-lelo-pathy).

    RNews - TOP STORIES

  • The particular compound is juglone, one of many plant-produced chemicals that can harm other plants in a process known as allelopathy (al-lelo-pathy).

    RNews - TOP STORIES

  • Herbicides are human "allelopathy" of weeds, and humans are part of nature too.

    PLoS Biology: New Articles

  • Inhibition of growth, and effects on nutrient uptake on Arctic graminoids by leaf extracts – allelopathy or resource competition between plants and microbes?

    General characteristics of arctic species and their adaptations in the context of changes in climate and ultraviolet-B radiation levels

Comments

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  • the beneficial or harmful effects of one plant on another plant

    July 31, 2009