Definition of "Pelagius" :
noun: a British or Irish monk who denied the doctrines of original sin and predestination and defended human goodness and free will; his views were declared heretical by the Council of Ephesus in 431 (circa 360-418)
noun: a British or Irish monk who denied the doctrines of original sin and predestination and defended human goodness and free will; his views were declared heretical by the Council of Ephesus in 431 (circa 360-418)