As an Anglican in the UK, I amm in the Diocese of Bath and Wells, which covers mostly the county of Somerset.If I was a Roman Catholic, I would live in the Diocese of Clifton, Bristol, which covers...
This word generally refers to the bishop of a church with regard to his territorial jurisdiction.
I believe that is incardination to the new diocese and excardination from the old.
Administrative area of a Bishop
The spiritual head of a diocese is the bishop.