dichlorodiphenyltrichloroethane
- n an insecticide that is also toxic to animals and humans; banned in the United States since 1972
dichloroethyl sulfide
- n a toxic war gas with sulfide based compounds that raises blisters and attacks the eyes and lungs; there is no known antidote
dichloromethane
- n a nonflammable liquid used as a solvent and paint remover and refrigerant
dichondra
- n a creeping perennial herb with hairy stems and orbicular to reniform leaves and small white to greenish flowers; used as a grass substitute in warm regions