catholicos

noun, often capitalized
ca·​thol·​i·​cos | \ kə-ˈthȯ-li-kȯs How to pronounce catholicos (audio) \
plural catholicoses\ kə-​ˈthȯ-​li-​kȯ-​səz How to pronounce catholicoses (audio) \ or catholicoi\ kə-​ˈthȯ-​li-​ˌkȯi How to pronounce catholicoi (audio) \

Definition of catholicos

: a primate of certain Eastern churches and especially of the Armenian or of the Nestorian church

First Known Use of catholicos

1878, in the meaning defined above

History and Etymology for catholicos

Late Greek katholikos, from Greek, general

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The first known use of catholicos was in 1878

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Britannica.com: Encyclopedia article about catholicos

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