bell-like, bell-shaped, bulblike, bulbous, campaniform, campanular, campanulate, ellipsoid, elliptic, global, globate, globe-shaped, globed, globelike, globoid, globose, globular, hemispheric, obovoid, orb, orbed, orbic, orbicular, orbiculate, orblike, orby, ovoid, parabolic, saucer-shaped, sphere-shaped, spherelike, spheric, spheriform, spheroid