[ 'və:tɛks ]
■ noun ( plural vertices -tɪsi:z or ~es )
1》 the highest point; the top or apex.
2》 Geometry each angular point of a polygon, polyhedron, or other figure.
↘a meeting point of two lines that form an angle.
3》 Anatomy the crown of the head.
Origin
ME: from L., 'whirlpool, crown of a head, ~', from vertere 'to turn'.