Englishfor English speakers
tapered
—
adjective
(= tapering)
becoming gradually narrower
long tapering fingers
trousers with tapered legs
curvature
—
noun
(= curve)
the property possessed by the curving of a line or surface
—
noun
the rate of change (at a point) of the angle between a curve and a tangent to the curve
—
noun
(medicine) a curving or bending; often abnormal
curvature of the spine