1. A province or territory governed by an exarch; a form of administrative division in some Eastern Orthodox and Byzantine contexts.
Usage: historical; religious
2. The office, rank, or jurisdiction of an exarch (a high-ranking bishop or metropolitan in the Eastern Orthodox Church).
Usage: religious; ecclesiastical

Examples

• The exarchy of Ravenna was an important administrative region in early medieval Italy.
• The patriarch appointed a new exarch to oversee the exarchy in the eastern provinces.
• Byzantine emperors often delegated authority to exarchs who governed their exarchies with considerable autonomy.
• The exarchy system allowed the Eastern Orthodox Church to maintain hierarchical organization across vast territories.
• Historical records document the exarchy as a key institution in Byzantine provincial governance.