Ddt definition

dēdē-tē
Short for dichlorodiphenyltrichloroethane. A powerful insecticide that is also poisonous to humans and animals. It remains active in the environment for many years and has been banned in the United States for most uses since 1972 but is still in use in some countries in which malaria is endemic. Chemical formula: C14H9Cl5.
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A powerful insecticide (ClC6H4)2CHCCl3, effective upon contact: its use is restricted by law due to damaging environmental effects.
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(uncountable) Abbreviation of dichlorodiphenyltrichloroethane; an insecticide.
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(countable, professional wrestling) A move where a wrestler puts another wrestler into a standing front face lock and then falls backwards, driving the recipient's head into the floor.
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A contact insecticide, C14 H9 Cl5 , occurring as colorless crystals or a whitish powder, toxic to humans and animals when swallowed or absorbed through the skin. Most uses have been banned in the United States since 1972.
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A contact insecticide, C14 H9 Cl5 , occurring as colorless crystals or a whitish powder, toxic to humans and animals when swallowed or absorbed through the skin. Most uses have been banned in the United States since 1972.
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Origin of ddt

  • d(ichloro)d(iphenyl)t(richloroethane)

    From American Heritage Dictionary of the English Language, 5th Edition