This article introduces the principles and practice of developing a terminological dictionary of Kazakh folklore, also were analyzed new terms based on the current achievements in Kazakh folklore. The main stages and directions of development of Kazakh folklore concepts and terms are directly related to the history of the terminology base formation in national folklore.The analysis showed that in Kazakh folklore there is a predominance of national and general Turkic terms, and the share of Russian language borrowed words is less.However, while folklore genres consist mainly of national terms, general folklore terms and concepts consist of international terms.In order to unify the terms in Kazakh folklore the systematization and formation of folklore scientific terms, transformation of authorized traditional terms, polysemy and competitive use of terms were considered.