Allameh Tabataba'i (Seyed Mohammad Hossein Tabataba'i) is a classic philosopher in the tradition of the Transcendent Philosophy and a great commentator of the Holy Qur'an. His thoughts are not, however, limited to these two areas. He has new ideas in other epistemic areas as well, including ethics. The main area in ethics is undoubtedly the division of schools into moral realism and non-realism. The purpose of this research is to analyze the issue of Allameh Tabataba'i's position in these categories and to gloss the philosophical subjects which describe this issue? This paper tries to address this issue by analyzing and explaining the issue of "Iʿtibārīyāt" (fictions) and "sensation". Methods This paper is written in a documentary-analytica...