1) Convolution 2) Curvature 3) Sinuousness 1) Curve 2) Curved shape 3) Having curves 4) Ratios 5) Sinuousness 
The curve must be continuous (no jump) between the two ends. The sinuosity value is really significant when the line is continuously differentiable (no angular point). The distance between both ends can also be evaluated by a plurality of segments according to a broken line passing through the successive inflection points (sinuosity of order 2). T...
• (n.) Quality or state of being sinuous. • (n.) A bend, or a series of bends and turns; a winding, or a series of windings; a wave line; a curve.
The amount of bending, winding and curving in a stream or river.
Sin`u·os'i·ty noun ; plural Sinuosities . [ Confer French sinuosité .] 1. Quality or state of being sinuous. 2. A bend, or a series of bends and turns; a winding, or a series of windings; a wave line; a curve. « A line of coast certainly amounting, with i...
[n] - having curves
sinuousness noun having curves; `he hated the sinuosity of mountain roads`