Definitions for "Malathion"
an commonly used insecticide of less toxicity than parathion.
A commonly used insecticide, Considered highly toxic, likely to leach into groundwater, and harmful to aquatic life in very low concentrations. One of its possible breakdown products is far more toxic than malathion itself (HSDB,1992; RTECS,1992).
Chemical common name for the insecticide Malathion.