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ellipsoid

noun
el·​lip·​soid | \ i-ˈlip-ˌsȯid How to pronounce ellipsoid (audio) , e-\

Definition of ellipsoid

: a surface all plane sections of which are ellipses or circles
Other Words from ellipsoid Example Sentences Learn More about ellipsoid

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Other Words from ellipsoid

ellipsoidal \ i-​ˌlip-​ˈsȯi-​dᵊl How to pronounce ellipsoidal (audio) , (ˌ)e-​ \ or less commonly ellipsoid adjective

Examples of ellipsoid in a Sentence

Recent Examples on the Web

 From radar observations, Psyche the asteroid appears ellipsoid in shape, about as wide as Massachusetts. — Kenneth Chang, New York Times, "A Metal Ball the Size of Massachusetts That NASA Wants to Explore," 6 Jan. 2017

First Known Use of ellipsoid

1721, in the meaning defined above

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