reenter

Re*ën"ter (r*n"tr), v. t. 1. To enter again. 2. (Engraving) Defn: To cut deeper, as engraved lines on a plate of metal, when the engraving has not been deep enough, or the plate has become worn in printing. Re*ën"ter, v. i. Defn: To enter anew or again. Reëntering angle, an angle of a polygon pointing inward, as a, in the cut. -- Reëntering polygon, a polygon having one or more reëntering angles.

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