The main problem of learning a foreign language of the second speciality - according to the authors is slow learning efficiency and, as a result, quite average students' outcomes. A small number of hours and their optional nature require innovative organizational and methodical approaches for building such an educational process that would rely on the student's personal potential and direct it to the qualitative achievement of educational goals with optimal expenditure of resources. In this regard, it is necessary to optimize the educational process in order to ensure effective and highquality learning a foreign language of the second speciality. In the opinion of researches, it is possible to solve this problem by intensifying the process of learning a second foreign language. The mnemonics usage in training has a certain influence on memorization and, thus, on the teaching intensification process. Mnemonics is a set of rules and techniques that facilitate the process of memorizing information. It uses natural brain memory mechanisms and allows you to fully control the process of memorizing, storing and recalling information. The purpose of this article is to describe the use of techniques that activate conscious and subconscious psyche processes as well as active memorization methods to intensify the process of learning a foreign language. The positive results of the research conducted by the authors and the participants data survey confirmed that mnemonics method usage improves memory, exercise attention, increases concentration on the actions performed, contributes to the development of figurative thinking and ability to visualize.