reentering angle

American  

noun

Geometry.

1. an interior angle of a polygon that is greater than 180°.

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Etymology

Origin of reentering angle

First recorded in 1690–1700

Example Sentences

Vicksburg lies on the hills where the river forms a deep reentering angle.

From Destruction and Reconstruction: Personal Experiences of the Late War by Taylor, Richard

A central circle on the face contains a shield with a rampant lion, enamelled in blue; round it is a quatrefoil made by four larger circles which overlap at the reentering angle.

From The Shores of the Adriatic The Austrian Side, The Küstenlande, Istria, and Dalmatia by Jackson, F. Hamilton (Frederick Hamilton)