ELLIPSOID
9 letters
12 Scrabble points
Definition of ELLIPSOID
noun
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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 = 0.
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Such a surface used as a model of the shape of the earth.
"Here the geoid is thirty meters below the ellipsoid."
adjective
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Shaped like an ellipse; elliptical.
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Of or pertaining to an ellipse; elliptic.
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Having the tridimensional shape of an ellipse rotated on its long axis.
Source: Wiktionary
Word Details
Letters
E
L
L
I
P
S
O
I
D
Length
9 letters
Scrabble Score
12 points