diameter

باللغة العربية: قُطْر

1. Any straight line between two points on the circumference of a circle that passes through the center of the circle; a chord that passes through the center of the circle.
2. The length of such a line.
3. The maximum distance between any two points in a metric space.
4. The maximum eccentricity over all vertices in a graph.

الجمع diameters