terzetto

noun

ter·​zet·​to

tertˈset(ˌ)ō

variants or less commonly terzet or terzett

(ˈ)tert¦set

plural terzettos

-t(ˌ)ōz

also terzets or terzetts

-ts

: a musical composition for three voices : trio

Word History

Etymology

Italian terzetto

First Known Use

circa 1749, in the meaning defined above

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