01047cz 2200157n 4500 sh2003001062 DLC 20030306092927.0 030306|| anannbabn |a ana sh2003001062 DLC eng DLC Diameter (Geometry) g Geometry Work cat.: 2003002681: Space circles, 2003: CIP galley (diameter) CRC concise encyc. math. (diameter: the diameter of a circle is the distance from a point on the circle to the point pi radians away; also, diameter (general); the farthest distance between two points on the boundary of a closed figure, and diameter (graph): the length of the "longest, shortest path" between two vertices of a graph) Random House (diameter: 1. Geom. a. a straight line passing through the center of a circle or sphere and meeting the circumference or surface at each end. b. a straight line passing from side to side of any figure or body, through its center. 2. the length of such a line. 3. the width of a circular or cylindrical object)