Merriam-Webster Online Dictionary
oval (noun)1.
an oval figure or object
2.
a racetrack in the shape of an oval or a rectangle having rounded corners
having the shape of an egg , also broadly elliptical
Merriam-Webster Online Thesaurus
oval (adjective)having the shape of an egg
SYNONYMS:
elliptical ( elliptic), ovate, ovoid ( ovoidal)