Or″tho‐dox′y (?), n. [Gr. �: cf. F. orthodoxie. See Orthodox.] 1. Soundness of faith; a belief in the doctrines taught in the Scriptures, or in some established standard of faith; — opposed to heterodoxy or to heresy.
Basil himself bears full and clear testimony to Gregory's orthodoxy. Waterland.
2. Consonance to genuine Scriptural doctrines; — said of moral doctrines and beliefs; as, the orthodoxy of a creed.
3. By extension, said of any correct doctrine or belief.