concertante
adjective /ˌkɒntʃəˈtænteɪ/
/ˌkɑːntʃərˈtɑːnteɪ/
[only before noun] (music, from Italian)- related to a piece of music that contains an important part for a solo singer or player and that is similar to a concerto in characterWord OriginItalian, ‘harmonizing’, from concertare ‘harmonize’.