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Orthodox Church

American  

noun

  1. the Christian church comprising the local and national Eastern churches that are in communion with the ecumenical patriarch of Constantinople; Byzantine Church.

  2. (originally) the Christian church of those countries formerly comprising the Eastern Roman Empire and of countries evangelized from it; Greek Orthodox Church.


Orthodox Church British  

noun

  1. Also called: Byzantine Church, Eastern Orthodox Church, Greek Orthodox Church. the collective body of those Eastern Churches that were separated from the western Church in the 11th century and are in communion with the Greek patriarch of Constantinople

  2. any of these Churches

"Collins English Dictionary — Complete & Unabridged" 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

Example Sentences

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The Kyiv-Pechersk Lavra, an 11th-century monastery with emblematic golden domes, is venerated by both the Russian and Ukrainian wings of the Orthodox Church as one of their most important spiritual centres.

From Barron's ● Jun. 16, 2026

He singled out the diminishing influence of the Russian-backed Orthodox Church in Ukraine.

From The Wall Street Journal ● Nov. 28, 2025

Labib had to host a church service as Father of St. George Coptic Orthodox Church in Bellflower, so after driving the boys to their morning matches, he planned for Sabet’s family to drive them home.

From Los Angeles Times ● Aug. 29, 2025

The St Tikhon Orthodox Church in Anchorage has been holding three days of prayer ahead of leaders' arrival.

From BBC ● Aug. 15, 2025

In the borderland east of Ukrainia in Russia, there was a community of Cossacks who were members of the Greek Orthodox Church.

From "The Chosen" by Chaim Potok

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