1. the era of Islam's ascendaancy from the death of Mohammed until the 13th century; some Moslems still maintain that the Moslem world must always have a calif as head of the community; "their goal was to reestablish the Caliphate"
(hypernym) era, epoch
1. the territorial jurisdiction of a caliph
2. the office of a caliph
(hypernym) position, post, berth, office, spot, billet, place, situation