Both. It's the same thing.
Oval.
Elliptical is an oval shape.
oval lines
There are eight planets in our solar system that are in oval-shaped orbits around the Sun: Mercury, Venus, Earth, Mars, Jupiter, Saturn, Uranus, and Neptune. The orbits of these planets are not perfect circles, but rather slightly elliptical or oval in shape.
An elliptical oval (if that is what you meant) is a tautology. An oval and ellipse are the same thing - a "squashed" circle.
elliptical
elliptical
egg shaped OR elliptical
No the planet's orbits are not VERY elliptical but yes, they are somewhat elliptical. They are not just rotating in a circle. More like an oval.
elliptical or egg-shaped
It is called an elliptical orbit.
elliptical galaxies