# Substance **Substance** is "that which possesses attributes but is itself the attribute of nothing." [[1]](http://reference.allrefer.com/encyclopedia/S/substanc.html) ## See also * [Essence](essence) * [Being](being) * [Nature](nature) * [Person](person) ## External links * [Substance](http://www.newadvent.org/cathen/14322c.htm) (Catholic Encyclopedia)