having the shape of a sphere or ball; "a spherical object"; "nearly orbicular in shape"; "little globular houses like mud-wasp nests"- Zane Grey

The term globular is used as a synonym of botryoidal, but sometimes describes any rounded agglomeration, such as botryoidal, reniform and mammilary.

Globe-like, spherical.

Rounded in shape

Round and ball-like, globe-shaped.

Round, slightly prominent, not bulging.