بيضوى دوار،شبيه کره ،کروى ،کره مانند،مستدير معمارى : شبه کره علوم دريايى : کره وار
a shape that is generated by rotating an ellipse around one of its axes(n)
Synonyms: ellipsoid of revolution
spheroid
Hypernyms: round shape
Examples: it looked like a sphere but on closer examination I saw it was really a spheroid
A spheroid, also known as an ellipsoid of revolution or rotational ellipsoid, is a quadric surface obtained by rotating an ellipse about one of its principal axes; in other words, an ellipsoid with two equal semi-diameters. A spheroid has circular symmetry.