REENTERING POLYGON as NOUN

1. Meaning
   • a polygon with one or more reentrant angles
   Synonym(s)
   • reentrant polygon (what does reentrant polygon mean?)
   Hypernyms(s) reentering polygon is a kind of… Example: animal is a hypernym of mammal, plant is a hypernym of flower
   • concave polygon (what does concave polygon mean?)