Aim. To identify modern Austrian German lexical structure specific characteristics due to the influence of extra linguistic factors. Methodology. The research uses the method of continuous sampling, lexicographic, lexical and semantic and contextual analysis, classification and systematization of linguistic material while identifying transformational processes in the lexical structure of modern Austrian German. Results. The most and least productive transformation processes characteristic of Austrian German lexical structure are identified, as well as the reasons for such changes are formulated according to the research results. The features of borrowed lexical units are analyzed, the reasons for their frequency and functioning in modern Austrian German are indicated. It is proved that the lexical subsystem of Austrian German is characterized by the presence of unique elements that form the basis of the Austrian culture. Such lexical items as Austricisms turn out to be the norm for Austrian German and are prevalent in everyday spheres. The revealed lexical transformation processes typical for Austrian German reflect the specifics of the linguistic and cultural worldview typical of Austrian mentality. Research implications. The research reveals the potential of transformational processes taking place in such a national variant of the German language as the Austrian German language. The lexical structure of Austrian German is influenced by two key processes: indigenization and globalization which contribute to preservation of its unique properties, reflecting the specifics of the Austrian linguistic culture.