vocal jazz
instrumental approach to the voice, where the singer can match the instruments in their stylistic approach to the lyrics, improvised or otherwise, or through scat singing
en-GB/ˈvəʊkl ˈd͡ʒæz/
en-US/ˈvoʊkəl ˈd͡ʒæz/
instrumental approach to the voice, where the singer can match the instruments in their stylistic approach to the lyrics, improvised or otherwise, or through scat singing