| This paper is inspired by the theory of synaesthesia in text of Synaesthesia written by Qian Zhongshu, and on the influence of "artistic synesthesia" theory in Spiritual Enlightenment--Artistic Synesthesia Theory written by Professor Chen Yude, in the background of today’s multi-disciplinary, conduct summary and comment on the synesthesia research since the new era. In order to further understand the artistic synesthesia in literature and art aesthetics aspects. Firstly, this paper makes comparative analysis on literary rhetoric and artistic synesthesia to interpret the uniqueness of artistic synesthesia, then it conducts simple depiction on the unique charm of artistic synesthesia, after that, it conducts analysis commentary on the Internal constitution of artistic synesthesia, and uses the synesthesia of physiology and psychology as the base to excavate the physiological and psychological constitution of artistic synesthesia, makes the three-dimensional understanding of constitutes of artistic synesthesia, finally it contacts the actual literature and literary appreciation to analyze the unique aesthetic effect art of artistic synesthesia in creation and appreciation, which has a certain aesthetic reference on literature creation and literary appreciation. This paper argues that artistic synesthesia is based on the generally synesthesia, and makes sophisticated technology and aesthetic sublimation, which is an important physiological capability and psychological capability in literature creation and literary appreciation, that is to say, artistic synesthesia is the phenomenon of mutually stimulate in each other diversion in Various sensory perception and feelings; while there are links and differences between artistic synaesthesia, senses and cross-modal transfer, that constitute the three levels of complex systems of artistic synaesthesia, which is the focus or the base that trying to exist of this paper. |