curvilinear Synonyms

curvilineal reniform rococo round s-shaped rounded semicircular serpentine sinuous recurvous recurved kidney-shaped labyrinthine looped luniform mazy meandering parabolic paraboloid sinusoid sinusoidal streamlined arced curvaceous curvy nonlinear twisty curvesome rounde writhen wavy snaky spirograph stacked tortuous turning twisted twisting vaulted incurved hypotrochoid curling curled crooked conchoidal coiled circular bowed bendy bend