revision preference src: In the Orthodox Church, the term is used primarily in reference to Christian churches and denominations not belonging to the communion of Eastern Orthodox churches and espousing doctrines contrary to the received Holy Tradition. <SEP> tgt: In the Eastern Orthodox Church, the term is used to refer to Christian churches not belonging to the Eastern Orthodox communion, but have no positions that are as different from those of Orthodox Christianity to thought to be as false as heresy.