Ontological bases of mentality as a sociocultural phenomenon

To meet the research objective - the analysis of ontological bases of mentality as a sociocultural phenomenon, the article sets and solves following problems: 1) to determine the mentality as a phenomenon concept and justify its ontological status; 2) to study semantic mechanisms of how the mentality is passed on. It is concluded that the essence of mentality is primarily rooted in the transitory nature of being, the mentality is a phenomenon concept embracing the unity of noumenal and phenomenal being. The author believes that the semantic mechanisms of the mentality passing on is cult, myth, religion, tradition, language, values, norms, fashion, physical facts (material things, processes, phenomena).