paraquat

noun
para·​quat | \ ˈper-ə-ˌkwät How to pronounce paraquat (audio) , ˈpa-rə-\

Definition of paraquat

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

Examples of paraquat in a Sentence

Recent Examples on the Web

For comparison, a 2010 study found that 42.7 percent of people admitted to two Sri Lankan hospitals for suicide attempts involving the herbicide paraquat wound up dying. Dylan Matthews, Vox, "How pesticide bans can prevent tens of thousands of suicides a year," 15 Nov. 2018

First Known Use of paraquat

circa 1961, in the meaning defined above

History and Etymology for paraquat

para- + quaternary

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More Definitions for paraquat

paraquat

noun
para·​quat | \ ˈpar-ə-ˌkwät How to pronounce paraquat (audio) \

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