Difference between Oval and Elliptical

Oval

Part of speech: noun

Definition: A shape rather like an egg or an ellipse. A sporting arena etc. of this shape.

Part of speech: adjective

Definition: Having the shape of an oval.

Example sentence: The president and I sat down in the Oval Office, and he expressed very clearly that what he wants from me is my best professional military advice.

Elliptical

Part of speech: noun

Definition: An elliptical galaxyAn elliptical trainer

Part of speech: adjective

Definition: In a shape reminding of an ellipse; oval.Of, or showing ellipsis; having a word or words omitted.Concise, condensed.In a shape of, or reminding of, an ellipse; oval.