SPHEROID

Pronunciation (US): (GB):

Meaning:

A shape that is generated by rotating an ellipse around one of its axes

Example:

it looked like a sphere but on closer examination I saw it was really a spheroid

Synonyms:

ellipsoid of revolution; spheroid

Classified under:

Nouns denoting two and three dimensional shapes

Hypernyms ("spheroid" is a kind of...):

round shape (a shape that is curved and without sharp angles)

Derivation:

spheroidal (having the nature or shape of an ellipsoid)