Others have claimed that an elliptical shape gives them strength in the vertical axis.

In principle, the heliocentric motion was simpler but with new subtleties due to the yet-to-be-discovered elliptical shape of the orbits.

These gope boards vary in size, but can be up to six feet long and have a consistent elliptical shape.

The elevators and tailplane together formed an elliptical shape rather like that of the wings.

The wall was designed of elliptical shape to save costs in its construction, and was completed in 1689.