operosus

== Latin == === Etymology === From opera + -ōsus. === Pronunciation === (Classical Latin) IPA(key): [ɔ.pɛˈroː.sʊs] (modern Italianate Ecclesiastical) IPA(key): [o.peˈrɔː.s̬us] === Adjective === operōsus (feminine operōsa, neuter operōsum, comparative operōsior, superlative operōsissimus); first/second-declension adjective painstaking active, busy, industrious laborious ==== Declension ==== First/second-declension adjective. ==== Descendants ==== English: operous, operose Italian: operoso Piedmontese: operos Portuguese: operoso === References === “operosus”, in Charlton T. Lewis and Charles Short (1879), A Latin Dictionary, Oxford: Clarendon Press “operosus”, in Charlton T. Lewis (1891), An Elementary Latin Dictionary, New York: Harper & Brothers "operosus", in Charles du Fresne du Cange, Glossarium Mediæ et Infimæ Latinitatis (augmented edition with additions by D. P. Carpenterius, Adelungius and others, edited by Léopold Favre, 1883–1887) “operosus”, in Gaffiot, Félix (1934), Dictionnaire illustré latin-français, Hachette.