Definition of ellipsoid
: a surface all plane sections of which are ellipses or circles
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Recent Examples of ellipsoid from the Web
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From radar observations, Psyche the asteroid appears ellipsoid in shape, about as wide as Massachusetts.
These example sentences are selected automatically from various online news sources to reflect current usage of the word 'ellipsoid.' Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.
First Known Use of ellipsoid
1721
Learn More about ellipsoid
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See words that rhyme with ellipsoid Britannica.com: Encyclopedia article about ellipsoid
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