Definition:Ellipse/Covertex

Definition

 * EllipseParts.png

Consider an ellipse $K$.

A covertex of $K$ is either one of the endpoints of the minor axis of $K$.

In the above diagram, $C_1$ and $C_2$ are the covertices of $K$.

Linguistic Note
The plural of covertex is covertices.

Also see

 * Definition:Vertex of Ellipse