Definition from Wiktionary, the free dictionary
- (UK) IPA: /ˌɑːtʃˈdaɪ.ə.sɪs/, X-SAMPA: /%A:tS"daI.@.sIs/
- (US) IPA: /ˌɑrtʃˈdaɪəsɪs/, X-SAMPA: /%ArtS"daI@sIs/
archdiocese (plural archdioceses)
- In Christian denominations, the area administered by an archbishop.
Related terms 
area administered by an archbishop