Terzetto

Terzetto is a musical composition for three performers or three voices. The term originates from the Italian word for "trio." In classical music, a terzetto typically refers to a work written for three solo instruments or three voices. While the term "trio" is more common, "terzetto" is sometimes used to distinguish a composition for three parts from a trio sonata, which might involve more instruments but feature three independent melodic lines.

Historically, terzetti have appeared in various forms. In opera, a terzetto is a scene or aria written for three characters, allowing for interwoven vocal lines and dramatic interplay. Composers have also written instrumental terzetti for diverse combinations of instruments, such as strings, winds, or keyboard. The structure and style of a terzetto can vary widely depending on the composer and the historical period. It can range from a brief, lyrical piece to a more substantial work with multiple movements. The focus is on the balance and interaction of the three distinct musical voices.