the sum or range of what has been perceived, discovered, or learned

heretical doctrine taught by Arius that asserted the radical primacy of the Father over the Son

the Christian heresy of the 2nd and 3rd centuries that rejected the Old Testament and denied the incarnation of God in Jesus as a human

a Christian heresy of the 5th and 6th centuries that challenged the orthodox definition of the two natures (human and divine) in Jesus and instead believed there was a single divine nature

the theological doctrine that Christ had only one will even though he had two natures (human and divine); condemned as heretical in the Third Council of Constantinople

the theological doctrine (named after Nestorius) that Christ is both the son of God and the man Jesus (which is opposed to Roman Catholic doctrine that Christ is fully God)