Cyril

biographical name
Cyr·​il | \ ˈsir-əl How to pronounce Cyril (audio) \

Definition of Cyril

Saint circa 827–869 Constantine apostle to the Slavs

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“Cyril.” The Merriam-Webster.com Dictionary, Merriam-Webster Inc., https://www.merriam-webster.com/dictionary/Cyril. Accessed 29 January 2020.

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to assert without proof or before proving

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