/ Dictionary / Index A allelopathy: Meaning and Definition of Find definitions for: al•le•lop•a•thy Pronunciation: (u-lē-lop'u-thē, al"u-lop'-), [key] — n. Bot. suppression of growth of a plant by a toxin released from a nearby plant of the same or another species. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. allelomorph alleluia Related Content Daily Word Quiz: digression Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language