Search Result for "convex polygon":
Wordnet 3.0

NOUN (1)

1. a polygon such that no side extended cuts any other side or vertex; it can be cut by a straight line in at most two points; 



WordNet (r) 3.0 (2006):

convex polygon
    n 1: a polygon such that no side extended cuts any other side or
         vertex; it can be cut by a straight line in at most two
         points [ant: concave polygon]