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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 Indo-European roots).]
American Heritage® Dictionary of the English Language, Fifth Edition. Copyright © 2016 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.