ar·​res·​tant ə-ˈre-stənt How to pronounce arrestant (audio)
: a substance that stimulates an insect to stop locomotion

Word History

First Known Use

1962, in the meaning defined above

Time Traveler
The first known use of arrestant was in 1962

Dictionary Entries Near arrestant

Cite this Entry

“Arrestant.” Dictionary, Merriam-Webster, Accessed 5 Mar. 2024.

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