Forming the conceptual and terminological apparatus of the expertology

The paper suggests the further development of the expertology terminological structure, the new paradigms of expertology, the expert approach to synthesis and analysis of the subject area terminological structure, the possible ways of the conceptual and terminological apparatus further development. The possibilities of the approach developed are demonstrated on the example of such an interdisciplinary direction as expertology. The results obtained are based on the theory of definitions as the branch of mathematical logic.