Pelagian n. (Eccl. Hist.) A follower of Pelagius, a British monk, born in the later part of the 4th century, who denied the doctrines of hereditary sin, of the connection between sin and death, and of conversion through grace.
... importance issued from the decision of the Pelagian controversy. The book of Genesis had been made the basis of Christianity. If, in a theological point of view, to its account of the sin in the garden of Eden, and the transgression and punishment of Adam, so much weight had ... — History of the Conflict Between Religion and Science • John William Draper