concertina

American  

[kon-ser-tee-nuh] / ˌkɒn sərˈti nə /

noun

1. a musical instrument resembling an accordion but having buttonlike keys, hexagonal bellows and ends, and a more limited range.

2. concertina wire.

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verb (used without object)

concertinaed, concertinaing

1. to fold, crush together, or collapse in the manner of a concertina.

   The car concertinaed when it hit the truck.

verb (used with object)

concertinaed, concertinaing

1. to cause to fold or collapse in the manner of a concertina.

adjective

1. of, relating to, or resembling a concertina.

   concertina pleats.

concertina British  

/ ˌkɒnsəˈtiːnə /

noun

1. a small hexagonal musical instrument of the reed organ family in which metallic reeds are vibrated by air from a set of bellows operated by the player's hands. Notes are produced by pressing buttons

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verb

1. (intr) to collapse or fold up like a concertina

Other Word Forms

• concertinist noun

Etymology

Origin of concertina

Apparently coined by the original instrument's inventor, English instrument-maker Charles Wheatstone (1802–75), who patented it in 1829; concertino, seraphina a similar instrument