: a toxic chemical produced by a plant in order to defend itself against herbivores or competing plants

Word History


allelo- + chemical entry 2

First Known Use

1971, in the meaning defined above

Time Traveler
The first known use of allelochemical was in 1971

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Dictionary Entries Near allelochemical

Cite this Entry

“Allelochemical.” Dictionary, Merriam-Webster, Accessed 22 Jul. 2024.

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