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Dictionary

DDT

Chem.
a 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.

Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease.

D.D.Sc

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