| reentrant angle also re-entrant angle n. In an irregular polygon, an interior angle that is greater than 180° and whose apex faces into the polygon. |   angle CBA is a reentrant angle |
ThesaurusLegend: Synonyms Related Words Antonyms
| Noun | 1. | reentrant angle - an interior angle of a polygon that is greater than 180 degrees interior angle, internal angle - the angle inside two adjacent sides of a polygon salient angle - an angle pointing outward; an interior angle of a polygon that is less than 180 degrees |
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