DDT is a poisonous substance which is used for killing insects.
DDT in British English
noun
dichlorodiphenyltrichloroethane; a colourless odourless substance used as an insecticide. It is toxic to animals and is known to accumulate in the tissues. It is now banned in the UK
DDT in American English
(ˌdiˌdiˈti)
noun
a powerful insecticide (ClC6H4)2CHCCl3, effective upon contact: its use is restricted by law due to damaging environmental effects
Word origin
d(ichloro)d(iphenyl)t(richloroethane)
Examples of 'DDT' in a sentence
DDT
I bought a stone of DDT and dusted myself from head to foot, the only night I sat through the floor show at the Stalag.
Hilton, John Buxton PASSION IN THE PEAK
I did a gas chromatography mass spec to check for DDT, but that came back negative, so I isolated some dinoflagellate DNA, and ran a gel.