Home › Words › O › optimacyoptimacyoptimacy means government by the nobility.Among words judged in Lexicurio's Arena, optimacy ranks #2,710 of 42,749 for Qualifying.EtymologyCompare French optimatie. See optimate.noungovernment by the nobilitye.g.“mixture 'twixt Monarchy, Optimacy, and Democracy” — 1640, I. H. [i.e., James Howell], ΔΕΝΔΡΟΛΟΓΊΑ [DENDROLOGIA]. Dodona’s Grove, or, The Vocall Forrest, London: […] T[homas] B[adger] for H. Mosley [i.e., Humphrey Moseley] […], →OCLC:the nobility, collectivelya most favourable condition or stateDefinitions & examples from Wiktionary (CC BY-SA 3.0).