 ddt |
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| 1. | [ noun ] an insecticide that is also toxic to animals and humans; banned in the United States since 1972 | |
| Synonyms: | dichlorodiphenyltrichloroethane | |
| Related terms: | insecticide pollutant | |
| 2. | [ noun ] an insecticide, dichloro-diphenyl-trichloroethane, useful in controlling mosquitos. Toxic to predatory birds such as eagles, hawks, and falcons | |
| Similar spelling: |
DD |
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