parathion
- n a colorless and odorless toxic oil used as an insecticide
- The culprit is methyl parathion, which has been used to combat pests like the boll weevil, scourge of the cotton fields.
- That failed in 1961as did methyl parathion in 1963, and fenthion in 1968.
- Meanwhile, the insecticide barrage had been augmented by dieldrin, parathion, heptachlor, malathion and other fearful compounds many times stronger than DDT, all of which the .