Definitions
1.nounThe state of surpassing or going beyond limits; the being of a measure beyond sufficiency, necessity, or duty; that which exceeds what is usual or proper"The excess of heavy water was given away to the neighbouring country."
2.nounThe degree or amount by which one thing or number exceeds another; remainder."The difference between two numbers is the excess of one over the other."
3.nounAn undue indulgence of the appetite; transgression of proper moderation in natural gratifications; intemperance; dissipation.
4.nounSpherical excess, the amount by which the sum of the three angles of a spherical triangle exceeds two right angles. The spherical excess is proportional to the area of the triangle.
5.nounA condition on an insurance policy by which the insured pays for a part of the claim.