'Reentering angle' definitions:

Definition of 'reentering angle'

(from WordNet)
noun
An interior angle of a polygon that is greater than 180 degrees [syn: reentrant angle, reentering angle] [ant: salient angle]

Definition of 'Reentering angle'

From: GCIDE
  • Reenter \Re*en"ter\, v. i. To enter anew or again. [1913 Webster]
  • Reentering angle, an angle of a polygon pointing inward, as a, in the cut.
  • Reentering polygon, a polygon having one or more reentering angles. [1913 Webster]