Heterodox

a. [Gr. ἑτερόδοξος, from ἕτερος, other, and δόξα, opinion; Fr. hétérodoxe.]

1. Contrary to some acknowledged standard, as the Bible, the creed of a church, the decree of a council, and the like; not orthodox;—said of opinions, especially upon theological subjects.
2. Holding opinions or doctrines contrary to some acknowledged standard; not orthodox;—said of persons.