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Ellipsoid, Ovoid, Prolate Spheroid, Spheroid
a prolate spheroid.
A three dimensional oval is simply called an egg, or more mathematically, an ovoid. A three dimensional ellipse (a more symmetric oval) is called a prolate spheroid, or oblate spheroid, depending on how the ellipse is rotated.
To allow it to roll and facilitate kicking A U. S. football is called a prolate spheroid.
Spherical is round where oblate spheroid is more like a oval shape