Definition of dieldrin in English:

dieldrin

Syllabification: diel·drin
Pronunciation: /ˈdēldrin
 
/

noun

  • A toxic insecticide produced by the oxidation of aldrin, now largely banned because of its persistence in the environment.
    • A chlorinated epoxide; chemical formula: C12H8Cl6O
    More example sentences
    • Many pesticides which were once very familiar contaminants - DDT, aldrin, dieldrin, and toxaphene - have been banned in the US, Canada, and the UK.
    • DDT, dieldrin, lindane and other cancer-causing pesticides, many of them sprayed from airplanes, were not banned until 1989.
    • But some pesticides, such as dieldrin or aldicarb, can permeate the entire body of the fruit or vegetable.

Origin

1940s: blend of the name Diels (see Diels–Alder reaction) + aldrin.

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Pronunciation: skōSH
noun
a small amount; a little