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Spheroid - Dictionary Definition and Overview |
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Spheroid : (noun)
1: 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: ellipsoid
of revolution]
Based on WordNet 2.0
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Oblate \Ob*late"\, a. [L. oblatus, used as p. p. of offerre to
bring forward, offer, dedicate; ob (see Ob-) _ latus borne,
for tlatus. See Tolerate.]
1. (Geom.) Flattened or depressed at the poles; as, the earth
is an oblate spheroid.
2. Offered up; devoted; consecrated; dedicated; -- used
chiefly or only in the titles of Roman Catholic orders.
See Oblate, n.
Oblate ellipsoid or spheroid (Geom.), a solid generated
by the revolution of an ellipse about its minor axis; an
oblatum. See Ellipsoid of revolution, under Ellipsoid.
Based on Webster's Revised Unabridged Dictionary
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Spheroid : \Sphe"roid\, n. [L. spheroides ball-like, spherical,
Gr. ???; ???? sphere _ ??? 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.
Oblate spheroid, Prolate spheroid. See Oblate,
Prolate, and Ellipsoid.
Based on Webster's Revised Unabridged Dictionary
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Prolate \Pro"late\, a. [L. prolatus, used as p. p. of proferre
to bring forth, to extend; pro _ latus, p. p. See Pro-, and
Tolerate. ]
Stretched out; extended; especially, elongated in the
direction of a line joining the poles; as, a prolate
spheroid; -- opposed to oblate.
Prolate cycloid. See the Note under Cycloid.
Prolate ellipsoid or spheroid (Geom.), a figure generated
by the revolution of an ellipse about its major axis. See
Ellipsoid of revolution, under Ellipsoid.
Based on Webster's Revised Unabridged Dictionary (1913)
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