Diquat meaning

dī'kwät'
A toxic nonpersistent strong contact herbicide, C12 H12 N2 , usually formulated as its yellow crystalline dibromide salt.
noun
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(organic chemistry) A contact herbicide that produces desiccation and defoliation.
noun
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Origin of diquat

  • di– quat(ernary)
    From American Heritage Dictionary of the English Language, 5th Edition