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DDD

American  

abbreviation

Chemistry.
  1. dichlorodiphenyldichloroethane: a colorless or white crystalline metabolite of DDT, C 14 H 10 Cl 4 , used as an insecticide: agricultural use is prohibited in the United States.


Etymology

Origin of DDD

First recorded in 1945–50

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.

The researchers tested AIM's clinical exome reanalysis on a dataset of UDN and DDD cases and found that it was able to correctly identify 57% of diagnosable cases.

From Science Daily • Apr. 25, 2024

The brand has historically offered up to a size DDD, with sizes in the D range difficult to find in stock.

From Slate • Jun. 17, 2021

Upon analysis, they were found to contain insecticide residues identified as the chlorinated hydrocarbons toxaphene, DDD, and DDE.

From The New Yorker • Jan. 3, 2017

I met DDD, a personal hero, at an event many years ago and we were discussing the effectiveness of photojournalism as an agent of change.

From Time • Jan. 23, 2016

A can of a mothproofing material containing DDD, for example, carries in very fine print the warning that its contents are under pressure and that it may burst if exposed to heat or open flame.

From "Silent Spring" by Rachel Carson

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