Spheroid \Sphe"roid\, n. [L. spheroides ball-like, spherical,
Gr. ???; ???? sphere + e'i^dos form: cf. F. sph['e]ro["i]de.]
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.
[1913 Webster]
Oblate spheroid, Prolate spheroid. See Oblate, Prolate, and Ellipsoid. [1913 Webster]
spheroid
noun1: a shape that is generated by rotating an ellipse around one of its axes; "it looked like a sphere but on closer examination I saw it was really a spheroid" [syn: spheroid, ellipsoid of revolution]
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