ETYM Latin haereticus, Greek, able to choose, heretical, from hairein to take, choose: cf. French hérétique. Related to Heresy.
1. A person who holds religious beliefs in conflict with the dogma of the Roman Catholic Church; SYN. misbeliever, religious outcast.
2. A person who holds unorthodox opinions in any field (not merely religion).
misbeliever · religious outcast