Is a form of religious experience that is found in one form or another in nearly all religious traditions. In early Christianity, Pseudo Dionysius(fl. c. A.D. 500) Pseudo Dionysius Christian neo-Platonist theologian, in the west called Saint Denys (or Denis), and by modern scholars labeled Pseud... more referred to it as “mystical theology” because it referred to aspects of an incomprehensible God that are hidden from human understanding. It was an important part of medieval devotional theology dealing with the relationship between states of prayer and one’s deeper relationship with God. Theresa of Avila(A.D. 1572) Theresa of Avila discusses how she realized the ultimate state of inner union with God that is possible in this life. John of the Cross ac... more was one of the primary mystics of the late Middle Ages. Beginning in the 19th century this term has been used for paranormal religious experiences beyond traditional Christian beliefs.