sororicidium

soror (“sister”) +‎ -cīdium

• (Classical) IPA^(key): /so.roː.riˈkiː.di.um/, [s̠ɔroːrɪˈkiːd̪iʊ̃ˑ]
• (modern Italianate Ecclesiastical) IPA^(key): /so.ro.riˈt͡ʃi.di.um/, [sororiˈt͡ʃiːd̪ium]

sorōricīdium n (genitive sorōricīdiī or sorōricīdī); second declension

1. sororicide (act)

Second-declension noun (neuter).

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

• sororicidium

• “sororicidium”, in Charlton T. Lewis and Charles Short (1879) A Latin Dictionary, Oxford: Clarendon Press
• sororicidium 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)
• sororicidium in Gaffiot, Félix (1934) Dictionnaire illustré latin-français, Hachette.