The article reveals the mechanisms of lexicographic monosemantic structure of mining terms, dictionaries based on mining terminology are presented. It aims to analyze the professional vocabulary used to refer to industry objects, processes and events in the speech of specialists, in particular: terms, professionalism and professional jargon. Each type of special field dictionary has its own characteristics, and it is noted that these lexemes allow to store, process and transfer a certain amount of information that constitutes professional knowledge in the framework of professional communication.