curvature

definition: the property possessed by the curving of a line or surface
example:
speech part: noun
synonyms: curve
definition: the rate of change (at a point) of the angle between a curve and a tangent to the curve
example:
speech part: noun
synonyms:
definition: (medicine) a curving or bending
example:
speech part: noun
synonyms:

How curvature is being used?