atonal
US /ˌeɪˈtoʊ.nəl/
UK /ˌeɪˈtoʊ.nəl/

1.
atonaal
not written in any key or mode; lacking tonality.
:
•
Schoenberg's early works were revolutionary for their atonal compositions.
Schoenbergs vroege werken waren revolutionair vanwege hun atonale composities.
•
The modern piece of music was entirely atonal, challenging the audience's traditional expectations.
Het moderne muziekstuk was volledig atonaal, wat de traditionele verwachtingen van het publiek uitdaagde.