vertexes

noun

1. 1

   The highest point of something.

2. 2

   The highest surface on the skull.

3. 3

   The common point of the two rays of the angle, or its equivalent structure in polyhedra (meeting of edges) and higher order polytopes.

4. 4

   A point on the curve with a local minimum or maximum of curvature.

5. 5

   One of the elements of a graph joined or not by edges to other vertices.

6. 6

   A point in 3D space, usually given in terms of its Cartesian coordinates.

7. 7

   The point where the surface of a lens crosses the optical axis.

8. 8

   An interaction point.

9. 9

   The point where the prime vertical meets the ecliptic in the western hemisphere of a natal chart.

10. 10

    A sharp downward point opposite a crotch, as in the letters "V" and "W" but not "Y".