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ordinariate

noun
or·​di·​nar·​i·​ate | \ ˌȯ(r)dᵊnˈerēə̇t, -ēˌāt\
plural -s

Definition of ordinariate

1 : the administrative division of a particular Roman Catholic diocese or archdiocese
2 : a group of members of an Eastern rite in communion with the Pope who are subject to the personal jurisdiction of an appointed prelate (as a titular bishop) of the same rite — see military ordinariate

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History and Etymology for ordinariate

ordinary entry 1 + -ate

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