Abbasid

Abbasid (ubă'sid, ă'busid) or Abbaside (–sīd, –sid) , Arab family descended from Abbas, the uncle of Muhammad. The Abbasids held the caliphate from 749 to 1258, but they were recognized neither in Spain nor (after 787) W of Egypt. Under the Umayyad caliphs the A...
Found on http://www.infoplease.com/ce6/people/A0802047.html

Abbasid

An Abbasid was a member of a dynasty of caliphs who ruled in Baghdad from 750 until 1258. They claimed to be descended from Abbas.
Found on http://www.probertencyclopaedia.com/browse/CXA.HTM
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