1. (

• ellipse ,
• oval

) a closed plane curve resulting from the intersection of a circular cone and a plane cutting completely through it; "the sums of the distances from the foci to any point on an ellipse is constant" ;

1. (

• egg-shaped ,
• elliptic ,
• elliptical ,
• oval ,
• oval-shaped ,
• ovate ,
• oviform ,
• ovoid ,
• prolate

) rounded like an egg ;