An Orthodox Christian.
"The priest performed the service according to the traditions of an orthodox Christian community."
of or relating to or characteristic of the Eastern Orthodox Church
"The bishop wore traditional vestments during the service at the historic Orthodox cathedral in Istanbul."
Conforming to the accepted, established, or traditional doctrines of a given faith, religion, or ideology.
"The patriarch issued a statement representing the entire Orthodox community during the recent ecumenical council."
Of or pertaining to the Orthodox Churches collectively.
In plain English: Orthodox means sticking to traditional beliefs and methods that have been accepted for a long time without changing them.
"The orthodox belief is that Christmas was originally celebrated in December rather than January."
Usage: Use orthodox to describe beliefs that strictly follow long-established traditions within a specific group, distinguishing them from newer or alternative views. This term applies equally to religious sects and political ideologies where adherence to the original rules is paramount.
The word entered English via Middle French and Late Latin from the ancient Greek orthodoxos, which combined "straight" with "opinion." It originally described a belief system based on correct or straight thinking.