opertorium

== Latin == === Etymology === From operiō (“to cover”) + -tōrium. === Noun === opertōrium n (genitive opertōriī or opertōrī); second declension covering ==== Declension ==== Second-declension noun (neuter). 1Found in older Latin (until the Augustan Age). === References === “opertorium”, in Charlton T. Lewis and Charles Short (1879), A Latin Dictionary, Oxford: Clarendon Press "opertorium", 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) “opertorium”, in Gaffiot, Félix (1934), Dictionnaire illustré latin-français, Hachette.