ellipsoid
IPA: ɪɫˈɪpsɔɪd
noun
- (mathematics, geometry) 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.
- (geography) Such a surface used as a model of the shape of the earth.
adjective
- Shaped like an ellipse; elliptical.
- (mathematics) Of or pertaining to an ellipse; elliptic.
- (botany) Having the tridimensional shape of an ellipse rotated on its long axis.
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Examples of "ellipsoid" in Sentences
- An ellipsoid is an example of a quadric.
- Find the surface area of this ellipsoid.
- An ellipsoid is a three dimensional surface.
- Ellipsoidal is an even closer approximation.
- The centre of the ellipsoid is at the solution .
- In three dimensions this spread is an ellipsoid.
- Formulae for the ellipsoidal transverse Mercator.
- The fruit are spheroid to ellipsoid in shape, long and wide.
- They are unicellular, globose, and ellipsoid to elongate in shape.
- In the form it was in, it associated Pythagoras with the ellipsoid.
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