1. having the shape of an ellipsoid; resembling a flattened or elongated sphere
Usage: commonly used in mathematics, physics, and earth sciences

Examples

• The Earth is not perfectly spherical but rather ellipsoidal in shape.
• The ellipsoidal mirror focuses light more efficiently than a flat surface.
• Atoms can vibrate in ellipsoidal patterns within a crystal lattice.
• The planet Jupiter has an ellipsoidal form due to its rapid rotation.
• Engineers designed the tank with an ellipsoidal bottom to improve fluid dynamics.
• The ellipsoidal geometry of the building's dome creates interesting acoustic properties.