Definition from Wiktionary, the free dictionary
exarchate (plural exarchates)
- (historical) the province or area of an exarch
1868, Robert Black, A Popular History of France From The Earliest Times:
- Astolphus peremptorily refused to listen to the remonstrances of Pepin, who called upon him to evacuate the towns in the exarchate of Ravenna, and to leave the Pope unmolested in the environs of Rome as well as in Rome itself.