Ommiades, an Arab dynasty of 14 caliphs which reigned at Damascus from 661 to 720; dethroned by the Abassides, they were under Abder-Rahman I. welcomed in Spain, and they established themselves in Cordova, where they ruled from 756 to 1031.
Definition taken from The Nuttall Encyclopædia, edited by the Reverend James Wood (1907)
O'Meara, Barry Edward * Omnipresence