spheroid

A body that is shaped like a sphere but is not perfectly round, especially an ellipsoid that is generated by revolving an ellipse around one of its axes.

In anthropology, a cranium of nearly spherical form.

A geometrical body approaching to a sphere, but not perfectly spherical.

In geometry, a solid generated by the revolution of an ellipse about one of its axes.

A body or figure approaching to a sphere, but not perfectly spherical; esp., a solid generated by the revolution of an ellipse about one of its axes.

See Oblate, Prolate, and Ellipsoid.

A solid of revolution generated by rotating an ellipse about its major (prolate), or minor (oblate) axis.

Of a shape similar to a squashed sphere.

a shape that is generated by rotating an ellipse around one of its axes