circularity

circularity, roundness; rotundity., circle, circlet, ring, areola, hoop, roundlet, annulus, annulet, bracelet, armlet; ringlet; eye, loop, wheel; cycle, orb, orbit, rundle, zone, belt, cordon, band; contrate wheel, crown wheel; hub; nave; sash, girdle, cestus, cincture, baldric, fillet, fascia, wreath, garland; crown, corona, coronet, chaplet, snood, necklace, collar; noose, lasso, lassoo., ellipse, oval, ovule; ellipsoid, cycloid; epicycloid, epicycle; semicircle; quadrant, sextant, sector.

make round; round., go round; encircle; describe a circle.

round, rounded, curcular, annular, orbicular; oval, ovate; elliptic, elliptical; egg-shaped; pear-shaped [more]; cycloidal; spherical.