diquat
di·quat
noun \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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