: a colorless odorless water-insoluble insecticide C14H9Cl5 that is an aromatic organochlorine banned in the U.S. that tends to accumulate and persist in ecosystems and has toxic effects on many vertebrates

Examples of DDT in a Sentence

Recent Examples on the Web
Examples are automatically compiled from online sources to show current usage. Read More Opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback.
Bullet Club has gone on to become one of the most successful wrestling stables of all time, winning championships in AEW, Ring of Honor, DDT Pro-Wrestling, NJPW, National Wrestling Alliance, and more. Daniel R. Depetris, Newsweek, 7 Dec. 2024 For the same reason that a field of grasshoppers becomes resistant to the insecticide DDT. Lisa Chase, Outside Online, 29 Nov. 2024 Lashley and Swerve botched a DDT on the apron in a scary spot. Alfred Konuwa, Forbes, 23 Nov. 2024 Cargill hit a German suplex off of a Belair DDT and pinned Dawn. Ryan Gaydos, Fox News, 1 Sep. 2024 See all Example Sentences for DDT 

Word History

Etymology

dichlor- + diphenyl + trichlor- (from tri- + chlor-)

First Known Use

1943, in the meaning defined above

Time Traveler
The first known use of DDT was in 1943

Dictionary Entries Near DDT

Cite this Entry

“DDT.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/DDT. Accessed 23 Dec. 2024.

Kids Definition

: a colorless formerly used insecticide that is poisonous to many animals with backbones

Medical Definition

: a colorless odorless water-insoluble crystalline insecticide C14H9Cl5 that tends to accumulate in ecosystems and has toxic effects on many vertebrates

called also chlorophenothane, dicophane

More from Merriam-Webster on DDT

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