â–¸ noun: the length of a straight line passing through the center of a circle and connecting two points on the circumference.

â–¸ noun: a straight line connecting the center of a circle with two points on its perimeter (or the center of a sphere with two points on its surface).

See Also

**15.05 - Relative Diameters in Dissociation**
**Ellipse**
**Oblate**
**Prolate**
**Quantum Arithmetic Elements**
**Sphere**