1. Adhering to the accepted or traditional and established faith, especially in religion.
2. Adhering to the Christian faith as expressed in the early Christian ecumenical creeds.
a. Of or relating to any of the churches or rites of the Eastern Orthodox Church.
b. Of or relating to Orthodox Judaism.
4. Adhering to what is commonly accepted, customary, or traditional: an orthodox view of world affairs.
1. One that is orthodox.
2. Orthodox A member of an Eastern Orthodox church.
[Middle English orthodoxe, from Old French, from Late Latin orthodoxus, from Late Greek orthodoxos : Greek ortho-, ortho- + Greek doxa, opinion (from dokein, to think; see dek- in the Appendix of Indo-European roots).]
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