art music
classical music
https://en.wikipedia.org/wiki/Category:Classical_music
https://en.wikipedia.org/wiki/Classical_music
https://homosaurus.org/terms/classicalMusic
https://www.wikidata.org/wiki/Q9730
Art music produced or rooted in the traditions of European culture or cultures, including both liturgical (religious) and secular music.
Note, when capitalized, usually refers to music of such a traditional created from 1750 to 1820 (known as the Classical Period).
Western classical music