PREREQ'UISITE, adjective s as z. [pre and requisite.] Previously required or necessary to something subsequent; as, certain attainments are prerequisite to an admission or orders. PREREQ'UISITE, noun Something that is previously required or necessary to the end proposed. An acquaintance with Latin and Greek is a prerequisite to the admission of a young man into a college.
Source: Webster's 1828 American Dictionary ↗ · public-domain · returned verbatim, no AI