n. [ Gr. dai`mwn demon + magei`a magic. ] Magic in which the aid of demons is invoked; black or infernal magic. Bp. Hurd. [ 1913 Webster ]
n. [ Demon + -logy: cf. F. démonologie. ] A treatise on demons; a supposititious science which treats of demons and their manifestations. Sir W. Scott. [ 1913 Webster ]