a powerful insecticide (ClCH)CHCCl, effective upon contact: its use is restricted by law due to damaging environmental effects
Origin of DDTd(ichloro)d(iphenyl)t(richloroethane)
A contact insecticide, C14H9Cl5, 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.
Origin of DDTd(ichloro)d(iphenyl)t(richloroethane).
(usually uncountable, plural DDTs)
- (uncountable) Abbreviation of dichlorodiphenyltrichloroethane; an insecticide.
- (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.