I.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.
Mŏnoecus , i, m., = Μόνοικος (that dwells alone),