Archdiocesan (adjective)

Relating to or governed by an archbishop.

Origin:

Late 19th century: from latin archiepiscopus 'chief bishop' + diocesanus (from diocese 'a bishop's jurisdiction').

Examples:

1. The archdiocesan schools were renowned for their rigorous academic programs.
2. The archdiocesan cathedral was a magnificent example of Gothic architecture.
3. The archdiocesan choir was widely regarded as one of the best in the world.
4. The archdiocesan synod was an annual gathering of all the bishops in the region.
5. The archdiocesan museum was filled with treasures from the past and a testament to the rich cultural heritage of the region.