allethrin

noun
al·​le·​thrin | \ ˈa-lə-thrən How to pronounce allethrin (audio) \

Definition of allethrin

: a light yellow viscous oily synthetic pyrethroid insecticide C19H26O3 used especially in household aerosols

First Known Use of allethrin

1950, in the meaning defined above

History and Etymology for allethrin

allyl + pyrethrin

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The first known use of allethrin was in 1950

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Cite this Entry

“Allethrin.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/allethrin. Accessed 18 May. 2021.

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More Definitions for allethrin

allethrin

noun
al·​le·​thrin | \ ˈal-ə-thrən How to pronounce allethrin (audio) \

Medical Definition of allethrin

: a light yellow viscous oily synthetic insecticide C19H26O3 used especially in household aerosols

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