shape, form - the spatial arrangement of something as distinct from its substance; "geometry is the mathematical science of shape"

cone shape, conoid, cone - a shape whose base is a circle and whose sides taper up to a point

disk, saucer, disc - something with a round shape like a flat circular plate

curl, curlicue, gyre, ringlet, scroll, whorl, coil, roll - a round shape formed by a series of concentric circles

convolution, swirl, vortex, whirl - the shape of something rotating rapidly

ellipsoid of revolution, spheroid - a shape that is generated by rotating an ellipse around one of its axes; "it looked like a sphere but on closer examination I saw it was really a spheroid"

sphere - a three-dimensional closed surface such that every point on the surface is equidistant from the center

sphere - a solid figure bounded by a spherical surface (including the space it encloses)

cylinder - a surface generated by rotating a parallel line around a fixed line

torus, toroid - a ring-shaped surface generated by rotating a circle around an axis that does not intersect the circle

bead, drop, pearl - a shape that is small and round; "he studied the shapes of low-viscosity drops"; "beads of sweat on his forehead"

rim - the shape of a raised edge of a more or less circular object