Length
Part of speech: noun
Definition: The measurement of distance along the longest dimension of an object. duration The length of a horse, used to indicate the distance between horses at the end of a race. Distance between the two ends of a line segment. The distance down the pitch that the ball bounces on its way to the batsman. total extent part of something that's long, a physical piece of something
Diameter
Part of speech: noun
Definition: Any straight line between two points on the circumference of a circle that passes through the centre/center of the circle.The length of such a line.For a set in a metric space is the maximum distance between two pointsThe maximum eccentricity over all vertices in a graph.