Definition from Wiktionary, the free dictionary
Jump to navigation Jump to search


English Wikipedia has an article on:
A piano accordion

Alternative forms[edit]


First attested in 1831. From German Akkordeon, from Akkord (harmony), from French accord, from Old French acorder, based on Italian accordare (to tune). See also accord.


  • (Received Pronunciation) IPA(key): /əˈkɔ(ɹ).di.ˌən/
  • (US) IPA(key): /ə.ˈkɔɹ.di.ən/
  • (file)
  • Hyphenation: ac‧cord‧i‧on


accordion (plural accordions)

  1. A small, portable, keyed wind instrument, whose tones are generated by play of the wind from a squeezed bellows upon free metallic reeds.
    • 1869, Mark Twain, Innocents Abroad:
      A disreputable accordion that had a leak somewhere and breathed louder than it squawked.
    • 1911, Ambrose Bierce, Devil’s Dictionary:
      Accordion: an instrument in harmony with the sentiments of an assassin.
    • 1922, James Joyce, Ulysses:
      An accordion underskirt of blue silk moirette.
  2. (graphical user interface) A vertical list of items that can be individually expanded and collapsed to reveal their contents.


Derived terms[edit]


  • Irish: acordán


See also[edit]


accordion (third-person singular simple present accordions, present participle accordioning, simple past and past participle accordioned)

  1. (transitive, intransitive) To fold up, in the manner of an accordion
    • 1980, Stephen King, The Mist
      I slit the wrapping with my pocketknife and the clothesline accordioned out in stiff loops.
    • 2000 December 29, Charles Dickinson, “Qi”, in Chicago Reader[1]:
      Still in reverse, she goosed the gas and accordioned the running board a fraction of an inch more.
    • 2005, Cory Doctorow, Someone Comes to Town, Someone Leaves Town[2]:
      It accordioned down and he tugged the shirt around it so that it came free [] .