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Noun: ellipsoid  i'lip,soyd or e'lip,soyd
  1. A surface whose plane sections are all ellipses or circles
    "the Earth is an ellipsoid"
Adjective: ellipsoid  i'lip,soyd or e'lip,soyd
  1. Having the nature or shape of an ellipsoid
    "The ellipsoid satellite orbited the planet";
    - ellipsoidal, spheroidal

Derived forms: ellipsoids

See also: rounded

Type of: plane figure, two-dimensional figure

Encyclopedia: Ellipsoid