Heterodox1. (a.) Differing from some acknowledged standard of belief, as the Bible, the creed of a church, the decree of a council, and the like; not orthodox; heretical; -- said of opinions, doctrines, books, etc., esp. upon theological subjects.
2. (a.) Holding heterodox opinions, or doctrines not orthodox; heretical; -- said of persons.
3. (n.) An opinion opposed to some accepted standard.
Thesaurus Entries
Albigensian, Arian, Bohemian, Catharist, Donatist, Ebionitist, Erastian, Gnostic, Jansenist, Jansenistic, Jovinianist, Jovinianistic, Lollard, Manichaean, Monophysite, Monophysitic, Montanist, Montanistic, Pelagian, Sabellian, Waldensian, Wyclifite, aberrant, abroad, adrift, all abroad, all off, all wrong, amiss, antinomian, apocryphal, askew, astray, at fault, awry, beat, beside the mark, breakaway, corrupt, deceptive, defective, delusive, deviant, deviational, deviative, dissident, distorted, emanationist, errant, erring, erroneous, fallacious, FALSE, far out, faultful, faulty, flawed, free and easy, fringy, heretical, hippie, hylotheist, hylotheistic, illogical, illusory, individualistic, informal, inner-directed, kinky, maverick, nonconformist, nonorthodox, not cricket, not done, not kosher, not right, not true, off, off the track, offbeat, original, out, pantheist, pantheistic, peccant, perverse, perverted, schismatic, sectarian, self-contradictory, straying, unaccepted, unapproved, unauthentic, unauthoritative, uncanonical, unconventional, unfactual, unfashionable, unorthodox, unproved, unscriptural, unsound, untrue, way out, wide, wrong