cy·ril·li·an I. \sə̇ˈrilēən\adjective alsocy·ril·lic\-lik\ Usage: usually capitalized Etymology:Cyrillus (Cyril) died 444 archbishop of Alexandria + English -ian or -ic : of, relating to, or based on the thought of Cyril of Alexandria or his followers in his controversy with Nestorius II. noun (-s) Usage: capitalized : a follower of Cyril of Alexandria