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Deet

American  
[deet] / dit /
Chemistry, Trademark.

  1. a brand of diethyltoluamide.

DEET British  
/ diːt /

acronym

  1. diethyl(meta)toluamide; an insect repellent

"Collins English Dictionary — Complete & Unabridged" 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012
deet Scientific  
/ dēt /

  1. A colorless, oily liquid that has a mild odor and is used as an insect repellent. Its chemical name is diethyl toluamide. Chemical formula: C 12 H 17 NO.

Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

Plus, the lack of any harmful chemicals such as Deet, makes me more comfortable using them.

From The Verge • Mar. 1, 2022

“I showed people the leggings I’m wearing under my dress, like the Deet that I was spraying on my legs,” she says.

From Washington Post • Sep. 9, 2021

I would also look into solutions that use Permethrin, which is an eco-friendly alternative to Deet.

From Seattle Times • Oct. 12, 2020

But when she encounters Rian, Brea and Deet, she refocuses on the survival of Thra and the Crystal.

From Salon • Aug. 28, 2019

I was so blown away by Deet as a puppet and her performance before I even recorded a single sentence.

From New York Times • Aug. 9, 2019

Definitions and idiom definitions from Dictionary.com Unabridged, based on the Random House Unabridged Dictionary, © Random House, Inc. 2023

Idioms from The American Heritage® Idioms Dictionary copyright © 2002, 2001, 1995 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company.