New Age music
US /ˌnuː eɪdʒ ˈmjuː.zɪk/
UK /ˌnuː eɪdʒ ˈmjuː.zɪk/

1.
musique New Age
a genre of music intended to create a feeling of relaxation and peace, often featuring acoustic instruments, synthesizers, and natural sounds
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She listens to New Age music to unwind after a stressful day.
Elle écoute de la musique New Age pour se détendre après une journée stressante.
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The spa plays calming New Age music in the background.
Le spa diffuse de la musique New Age apaisante en arrière-plan.