SUBSTITU'TION, noun The act of putting one person or thing in the place of another to supply its place; as the substitution of an agent, attorney or representative to act for one in his absence; the substitution of bank notes for gold and silver, as a circulating medium. 1. In grammar, syllepsis, or the use of one word for another.
Source: Webster's 1828 American Dictionary ↗ · public-domain · returned verbatim, no AI