archdiocesan
/ˌɑːrtʃdaɪˈɑːsɪsən/
adjective
- Relating to an archdiocese (a large diocese headed by an archbishop).
- The archdiocesan office handles all major decisions for the region.
- They attended an archdiocesan meeting about new school programs.
- The archdiocesan newspaper covers news from all local parishes.