sacerdotium

From sacerdōs (“priest”) +‎ -ium (noun-forming suffix).

• (Classical) IPA^(key): /sa.kerˈdoː.ti.um/, [s̠äkɛrˈd̪oːt̪iʊ̃ˑ]
• (modern Italianate Ecclesiastical) IPA^(key): /sa.t͡ʃerˈdot.t͡si.um/, [sät͡ʃerˈd̪ɔt̪ː͡s̪ium]

sacerdōtium n (genitive sacerdōtiī or sacerdōtī); second declension

1. An office of priests, priesthood.

Second-declension noun (neuter).

¹Found in older Latin (until the Augustan Age).

• “sacerdotium”, in Charlton T. Lewis and Charles Short (1879) A Latin Dictionary, Oxford: Clarendon Press
• “sacerdotium”, in Charlton T. Lewis (1891) An Elementary Latin Dictionary, New York: Harper & Brothers
• sacerdotium in Charles du Fresne du Cange’s Glossarium Mediæ et Infimæ Latinitatis (augmented edition with additions by D. P. Carpenterius, Adelungius and others, edited by Léopold Favre, 1883–1887)
• sacerdotium in Gaffiot, Félix (1934) Dictionnaire illustré latin-français, Hachette.