Catholic church and Orthodox Catholic Church

Catholic church noun - Any of several churches claiming to have maintained historical continuity with the original Christian Church.

Orthodox Catholic Church and Catholic church are semantically related. In some cases you can replace phrase "Orthodox Catholic Church" with "Catholic church", this phrases are similar.

Orthodox Catholic Church noun - Derived from the Byzantine Church and adhering to Byzantine rites.

Catholic church and Orthodox Catholic Church are semantically related. You can use "Catholic church" instead a noun phrase "Orthodox Catholic Church".