paraquat

noun para·quat \ ˈper-ə-ˌkwät , ˈpa-rə- \

Definition of paraquat

:a highly toxic contact herbicide containing a salt of a cation [C12H14N2]2+

Origin and Etymology of paraquat

para- + quaternary


Medical Dictionary

paraquat

noun para·quat \ ˈpar-ə-ˌkwät \

medical Definition of paraquat

:an herbicide containing a salt of a cation [C12H14N2]2+ that is used especially as a weed killer and that is extremely toxic to the liver, kidneys, and lungs if ingested

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