diquat

noun di·quat \ˈdī-ˌkwät\

Definition of DIQUAT

: a powerful herbicide and plant desiccant C₁₂H₁₂Br₂N₂ used especially to control aquatic weeds and to desiccate aerial plant parts (as of potatoes) before harvesting

Origin of DIQUAT

di- + quaternary

First Known Use: 1960

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Britannica.com: Encyclopedia article about "diquat"

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