DEET

noun
\ ˈdēt How to pronounce DEET (audio) \
variants: or deet

Definition of DEET

: a colorless oily liquid insect and tick repellent C12H17NO For the best protection against both mosquitoes and ticks, the CDC recommends products containing DEET.— Kiera Butler A repellent with deet is considered the most effective against ticks.— Robert H. Boyle

First Known Use of DEET

1961, in the meaning defined above

History and Etymology for DEET

probably from d. e. t., from di- + ethyl + toluamide (C8H9NO)

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Dictionary Entries Near DEET

de-esterify

DEET

de-ethanize

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Cite this Entry

“DEET.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/DEET. Accessed 2 Oct. 2022.

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More Definitions for DEET

deet

noun, often all capitalized
\ ˈdēt How to pronounce deet (audio) \

Medical Definition of deet

: a colorless oily liquid insect and tick repellent C12H17NO

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