ellipsoid

3 ENTRIES FOUND:

el·lip·soid

noun \i-ˈlip-ˌsid, e-\

Definition of ELLIPSOID

:  a surface all plane sections of which are ellipses or circles
el·lip·soi·dal \i-ˌlip-ˈsi-dəl, (ˌ)e-\ also ellipsoid adjective

First Known Use of ELLIPSOID

1721

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