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cur·va·ture /ˈkɝvəˌʧʊr, ʧɚ/

屈曲,彎曲,曲率

cur·va·ture /ˈkɝvəˌʧʊ(ə)r, ʧɚ, ˌt(j)ʊ(ə)r/ 名詞

曲率

curvature

曲率

From: Network Terminology

curvature

曲率

Cur·va·ture n.

1. The act of curving, or the state of being bent or curved; a curving or bending, normal or abnormal, as of a line or surface from a rectilinear direction; a bend; a curve.

*The elegant curvature of their fronds.* --*Darwin.*

2. Math. The amount of degree of bending of a mathematical curve, or the tendency at any point to depart from a tangent drawn to the curve at that point.

**Aberrancy of curvature** Geom., the deviation of a curve from a circular form.

**Absolute curvature**. See under Absolute.

**Angle of curvature** Geom., one that expresses the amount of curvature of a curve.

**Chord of curvature**. See under Chord.

**Circle of curvature**. See Osculating circle of a curve, under Circle.

**Curvature of the spine** Med., an abnormal curving of the spine, especially in a lateral direction.

**Radius of curvature**, the radius of the circle of curvature, or osculatory circle, at any point of a curve.

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From: WordNet (r) 2.0

curvature

n 1: (medicine) a curving or bending; often abnormal; "curvature

of the spine"

2: the rate of change (at a point) of the angle between a curve

and a tangent to the curve

3: the property possessed by the curving of a line or surface

[syn: curve]