antifeedant

noun

an·​ti·​feed·​ant ¦an-ˌtī-¦fē-dᵊnt 

¦an-tē-

plural antifeedants

: a natural or synthetic substance that stops or inhibits feeding by a pest and especially an insect

… pesticides derived from plants such as the neem tree, which act as antifeedants and repellents.

—Sheila Daar, A New Look at Vegetables, Spring 1993

Word History

Etymology

anti- entry 1 + feed entry 1 + -ant entry 1

First Known Use

1969, in the meaning defined above

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