Colorado (used as a nickname).
Geometry. the middle point, as the point within a circle or sphere equally distant from all points of the circumference or surface, or the point within a regular polygon equally distant from the vertices. a point, pivot, axis, etc., around which anything rotates or revolves: The sun is the center of the solar system. the […]
the player in the middle of the back line. Historical Examples noun See center halfback
a bit having a sharp, projecting point for fixing it at the center of the hole to be drilled.
a pivoted fin keel that can be swung upward and aft within a watertight trunk when not in use. Historical Examples