DENT

Source: 566, 567

dent. Dent, v.t. to indent, notch, mark with notches

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Dent (dĕnt), n. [[A variant of Dint.]] 1. 1. A stroke; a blow. “That dent of thunder.” Chaucer.
2. 2. A slight depression, or small notch or hollow, made by a blow or by pressure; an indentation.
A blow that would have made a dent in a pound of butter. De Quincey.