sempiternitas

== Latin == === Etymology === From sempiternus + -tās. === Noun === sempiternitās f (genitive sempiternitātis); third declension perpetuity, eternity ==== Declension ==== Third-declension noun. ==== Descendants ==== Portuguese: sempiternidade === References === “sempiternitas”, in Charlton T. Lewis and Charles Short (1879), A Latin Dictionary, Oxford: Clarendon Press "sempiternitas", 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) “sempiternitas”, in Gaffiot, Félix (1934), Dictionnaire illustré latin-français, Hachette.