plural of concerto

to become compressed into a shape reminiscent of a concertina / to be drawn closer and farther apart repeatedly, or up and down, as if situated on a working concertina's folds

(music) A musical instrument, like the various accordions, that is a member of the free-reed family of musical instruments, typically having buttons on both ends.

Someone who plays the concertina.

Concerted activity; something done together by two or more people.

(US) To perform in concerts / To adapt to the concert form

present participle of concert

(music) A short concerto. / (music) The group of solo instruments in a concerto grosso. / (music) A section in a concerto grosso played by three instruments.

plural of concertino

plural of concertina