n. That which exists by itself, and in which accidents inhere; that which receives modifications, and is not itself a mode; that which corresponds, in the reality of things, to the subject in logic.n. The real or essential part; the essence.n. In theology, the divine being or essence, common to the three persons of the Trinity.n. The character of being a substance, in sense 1; substantiality.n. The meaning expressed by any speech or writing, or the purport of any action, as contradistinguished from the mode of expression or performance.n. Substantiation; that which establishes or gives firm support.n. Any particular kind of corporeal matter; stuff; material; part; body: specifically, a chemical species.n. Wealth; means; good estate: as, a man of substance.n. Importance.n. The main part; the majority.n. Synonyms Pith, gist, soul.To furnish with substance or property; enrich.