Dictionary

paraquat

noun para·quat \ˈpa-rə-ˌkwät\

Definition of PARAQUAT

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

Origin of PARAQUAT

para- + quaternary
First Known Use: circa 1961

paraquat

noun para·quat \ˈpar-ə-ˌkwät\   (Medical Dictionary)

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

Browse

Next Word in the Dictionary: para–quinonePrevious Word in the Dictionary: paraquadrateAll Words Near: paraquat
May 24, 2015
erudite Hear it
learned or pedantic
Take a 3-minute break and test your skills!
How to use a word that (literally) drives some people nuts.
Test your vocab with our fun, fast game
Ailurophobia, and 9 other unusual fears