concento
/kɒnˈtʃɛntoʊ/Definitions
1. noun
an Italian musical composition, typically a short, unaccompanied vocal work, in which a single line is sung by several voices in unison, or by a solo voice with a commentary by another voice, often in a call-and-response pattern.
“The choir’s performance of the concerto was a highlight of the evening’s musical program.”