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.

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Etymology

Origin of DDD

First recorded in 1945–50

Example Sentences

“Once you are outside of the A through DDD cup sizes, then there’s the scary unknown,” DuMal says.

From Slate • Aug. 12, 2024

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

Even the thirty seem to have nested in vain, for no young grebes have been observed on the lake since the last DDD application.

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

Although the California Department of Public Health professed to see no hazard, nevertheless in 1959 it required that the use of DDD in the lake be stopped.

From "Silent Spring" by Rachel Carson