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ellipsoid

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ellipsoid

Main Entry:: el·lip·soid
Pronunciation:: \i-ˈlip-ˌsȯid, e-\
Function:: noun
Date:: 1721

: a surface all plane sections of which are ellipses or circles

— el·lip·soi·dal

\i-ˌlip-ˈsȯi-d^əl, (ˌ)e-\ also ellipsoid adjective

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