Webster's Revised Unabridged Dictionary · 1913

Heterodox

Heterodox , adjective

[Greek {not transcribed}; {not transcribed} other + {not transcribed} opinion; compare French hétérodoxe.]

1.
Contrary to, or differing from, some acknowledged standard, 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.
Raw and indigested, heterodox, preaching. — Strype
2.
Holding heterodox opinions, or doctrines not orthodox; heretical; -- said of persons. — Macaulay

Heterodox , noun

An opinion opposed to some accepted standard. [Obsolete] — Sir T. Browne