DDT

UK:*UK and possibly other pronunciationsUK and possibly other pronunciations/ˌdiːdiːˈtiː/


WordReference Random House Learner's Dictionary of American English © 2025
DDT, n. [uncountable]
  1. Chemistrya poisonous chemical that was formerly widely used as an insecticide.

WordReference Random House Unabridged Dictionary of American English © 2025
DDT, [Chem.]
  1. Chemistry, Pest Controla white, crystalline, water-insoluble solid, C14H9Cl5, usually derived from chloral by reaction with chlorobenzene in the presence of fuming sulfuric acid: used as an insecticide and as a scabicide and pediculicide: agricultural use prohibited in the U.S. since 1973. Also called dichlorodiphenyltrichloroethane, chlorophenothane. 
  • d(ichloro)d(iphenyl)t(richloroethane)

Collins Concise English Dictionary © HarperCollins Publishers::
DDT
  1. 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' also found in these entries (note: many are not synonyms or translations):
Mexican free-tailed bat - Müller - carbaryl - chloral - chlorobenzene - chlorophenothane - dichlorodiphenyltrichloroethane - dicofol - methoxychlor

Forum discussions with the word(s) "DDT" in the title:


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