curvature

/kˈɝvətʃɚ/ · 3 syllables

Meaning

noun

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

Synonyms for curvature

• curve