M / Mŏnoecus
noun

Mŏnoecus

gen. Mŏnoeci · gender masculine · decl. 2nd
= Μόνοικος (that dwells alone)
a surname of Hercules;; a promontory and harbor in Liguria; Monaco
a surname of Hercules; hence, Arx Monoeci, a promontory and harbor in Liguria, the mod. Monaco: portus Herculis Monoeci, Plin. 3, 5, 7, § 47; Tac. H. 3, 42: Arx Monoeci, Verg. A. 6, 830; Luc. 1, 408; Amm. 15, 10, 9.—Called also: Saxa Monoeci, Sil. 1, 586.