DENIGRATE

denigrate. Denigrate, v.t. to blacken, make black, ob.

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Den″i‐grate (?), v. t. [[L. denigrare; de- + nigrare to blacken, niger black.]] 1. 1. To blacken thoroughly; to make very black. Boyle.
2. 2. Fig.: To blacken or sully; to defame.
To denigrate the memory of Voltaire. Morley.