Shaped like an ellipse; elliptical.
Having the tridimensional shape of an ellipse rotated on its long axis.
Of or pertaining to an ellipse; elliptic.
A surface, all of whose cross sections are elliptic or circular (including the sphere), that generalises the ellipse and in Cartesian coordinates (x, y, z) is a quadric with equation x²/a² + y²/b² + z²/c² = 1.
Such a surface used as a model of the shape of the earth.
Having the shape of an oval.
Of or pertaining to an ovum.
A thing having such a shape, such as an arena.
In a projective plane, a set of points such that no three are collinear and there is a unique tangent line at each point.
An elongated round shape resembling an egg or ellipse.
A sports field, typically but not exclusively oval in shape.