Definition of "catholicos" []

• A bishop or patriarch of certain states or regions of the ancient Near East; now specifically, the patriarch of the Armenian Apostolic Church. (noun)

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• "Ukrainians, Ruthenians, Greeks, etc. etc. - everybody has his own sui iuris church, with its catholicos/patriarch/metropolitan/whatever, plenty of bishops ordinaries on the same territory."
• "Timothy I of Baghdad, catholicos of the East Syrian Church, 780-823: still a valuable model."
• "Nestorian catholicos, Subarjesus, sent to Pope Gregory IX an orthodox profession of faith and was admitted to union with the Church of"