Precision vocabulary in a RFL (Russian as a foreign language) class

Learning any foreign language, including Russian, foreign students face certain difficulties at every stage of studying a language. In lexic's linguists denote a special unit - precision vocabulary characterized with lack of motivation and unambiguity. This article justifies nominal lack of motivation of precision vocabulary and suggests teaching techniques for its semantization and actualization in foreign students' speech, emphasizes its linguistic potential in RFL class as well as its linguistic and cultural component.