deet

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

Definition of deet

: a colorless oily liquid insect and tick repellent C12H17NO

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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Cite this Entry

“Deet.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/deet. Accessed 11 Aug. 2020.

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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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