The paper deals with thematic and lexical-semantic groups of physical eponimic terms. The difference between thematic and lexical-semantic groups was shown. Conditional character of division on thematic and lexical-semantic groups is proven.
The article focuses on the musical terminology analysis of the ХVІ–ХVІІІ centuries, which confirms the cultural and musical evolution of Ukrainian people in the direction of professionalism. The Ukrainian scientific musical terminology started to form during this period having in its basis the fruitful idea of combining national nominations and borrowings from other languages.