noun an·ti·feed·ant \¦an-ˌtī-¦fē-dənt, ¦an-tē-\

Definition of antifeedant



  1. :  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

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Origin and Etymology of antifeedant

1anti- + 1feed + 1-ant

First Known Use: 1969

Seen and Heard

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feeling or affected by lethargy

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