, a town and an extensive district of mediaeval Islamic Central Asia, identifiable with the later Islamic town of Sayram. Popular etymologising saw in the name the Persian component sipīd , ispīd “white”. It lay on the Aris river, a right-bank affluent of the Si̊r Daryā [q.v.], 14 km/8 miles to the east of the later town of Chimkent (lat. 42° 16′ N., long. 69° 05′ E.); Chimkent itself, now in the southernmost part of the Kazakhstan Republic, is mentioned in the historical sources from Tīmūrid times onwards, e.g. in S̲h̲araf al-Dīn ʿAlī Yazdī.
Isfīd̲j̲āb apparently had a pre-Islamic histo…