|an arrangement of five objects, as trees, in a square or rectangle, one at each corner and one in the middle.|
|an extraordinary or unusual thing, person, or event; an exceptional example or instance.|
|1.||something curved or a curved part of a thing|
|2.||any normal or abnormal curving of a bodily part: curvature of the spine|
|3.||geometry radius of curvature See also centre of curvature the change in inclination of a tangent to a curve over unit length of arc. For a circle or sphere it is the reciprocal of the radius|
|4.||the act of curving or the state or degree of being curved or bent|
curvature cur·va·ture (kûr'və-ch&oobreve;r', -chər)
A curving or bending, especially an abnormal one.