Definition: The term "Eastern Church" refers to the Christian churches that developed in the Eastern part of the Roman Empire, particularly during and after the Byzantine Empire. These churches are known for their unique traditions, liturgies (worship practices), and beliefs. The Eastern Church includes several branches, such as the Eastern Orthodox Church and the Oriental Orthodox Church.
In more advanced discussions, you might encounter phrases like "Eastern Orthodox Church" which refers specifically to the largest group within the Eastern Church. You could also discuss theological differences between the Eastern Church and the Western Church.
While "Eastern Church" specifically refers to Christian denominations, "eastern" can simply mean anything related to the east direction or region. For example, "eastern cuisine" refers to food from eastern countries.
There aren't specific idioms or phrasal verbs that commonly use "Eastern Church." However, you might hear "to follow in the footsteps of" when discussing how the Eastern Church has influenced other Christian traditions.
The "Eastern Church" is an important concept within Christianity, representing the rich traditions and beliefs that developed in the eastern part of the Roman Empire.