chamber music, Kammermusik [G], musique de chambre [F], musica da camera [I], musica cameralis [L]—"Classical Music" for a small ensemble, generally 8 or fewer players with a canonical emphasis on 3-6 players. explore
piano trio, Klaviertrio [G], Trio avec piano [F]—an ensemble comprising violin, cello and piano.Second only to the string quartet as an essential genre, form and ensemble of chamber music
prepare, prepared, prepared piano, preparation, etc.—To alter the natural sound of an instrument by placing objects on parts of the instrument during a performance. Originally associated with piano, preparations can apply to many instruments, particularly string-based instruments (e.g. violin, cello). See wikipedia.