concave polygon

1. 1.

   a polygon such that there is a straight line that cuts it in four or more points

   Antonymsconvex polygon

   Broaderpolygon

   Narrowerreentrant polygon

Questions about concave polygon

What does concave polygon mean?

concave polygon means "a polygon such that there is a straight line that cuts it in four or more points".

What is the opposite of concave polygon?

The recorded antonyms are convex polygon.

Is concave polygon a common word?

concave polygon is banded "Rare" — specialist or archaic — most readers will not have met it. The band comes from how often the word appears in a large corpus of everyday English, not from an editor's impression.