What is "qayyoma"

Qayyoma was bishop of Seleucia-Ctesiphon and primate of the Church of the East during the final decades of the fourth century. He is traditionally believed to have sat from 377 to 399, though these dates have been disputed by some modern scholars. Like several other early bishops of Seleucia-Ctesiphon, he is included in the traditional list of patriarchs of the Church of the East.