LE'GALIZE, verb transitive 1. To make lawful; to render conformable to law; to authorize. What can legalize revenge? 2. To sanction; to give the authority of law to that which is done without law or authority. Irregular proceedings may be legalized by a subsequent act of the legislature.
Source: Webster's 1828 American Dictionary ↗ · public-domain · returned verbatim, no AI