oval UK /ˈəʊvəl/US /ˈoʊvəl/noun 6adjective 2forms 3 noun6 •An elongated round shape resembling an ellipse or an egg. •A two-dimensional one. •A three-dimensional one. •A thing having such a shape, such as an arena.At the far end of the wide corridor were the doors of a ward. The panels were frosted save for ovals of clear glass at face level. — 1951 •(Australia) A sports field, typically but not exclusively oval in shape. •In a projective plane, a set of points such that no three are collinear and there is a unique tangent line at each point. adjective2 •Having the shape of an oval. •Of or pertaining to an ovum.Every congenital abnormality is doubtless due to a peculiarity in the sperm or oval elements or in their mingling, or to some disturbance in their early development. — 1901 formsovals · more oval · most oval