derailleur

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See also: dérailleur

English

A front derailleur.
A rear derailleur

Alternative forms

Etymology

Borrowed from French dérailleur. Doublet of derailer.

Pronunciation

Noun

derailleur (plural derailleurs)

  1. The mechanism on a bicycle used to move the chain from one sprocket (gear) to another.
    • 1993, John Forester, “Adjusting Derailleurs”, in Effective Cycling, MIT Press, →ISBN, page 14:
      The common rear derailleur designs all operate on the same principle. A moveable cage receives the chain returning from the chainwheel and directs it onto one sprocket of the cluster.
  2. The entire gearset on a bicycle with such a mechanism.

Translations

Further reading

Dutch

Alternative forms

Etymology

Borrowed from French dérailleur.

Pronunciation

  • IPA(key): /ˌdeː.raːˈjøːr/
  • Audio:(file)
  • Hyphenation: de‧rail‧leur
  • Rhymes: -øːr

Noun

derailleur m (plural derailleurs)

  1. derailleur (mechanism to move from one gear to another)

Coordinate terms

Derived terms

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