dérailleur

dérailleur (plural dérailleurs)

1. Alternative spelling of derailleur
   • 1973, Ross R[obert] Olney, Simple Bicycle Repair and Maintenance, →ISBN, →LCCN, page 28:

     Generally the problems in this area will be with the dérailleurs or the chain.

   • 1989 July 27, Günter Look, Régis Sinoquet, Control device for a derailleur-gear for a bicycle‎, US Patent 5,052,242:

     To this effect, the subject of the invention is a control device for a dérailleur-gear for a bicycle, of the type as described previously, characterized in that the cable for actuation of the dérailleur-gear is connected to an actuation stud rotated by the operating hand-lever, and on which are provided the control mechanism and the means for attaching the moveable part of the device to the fixed part of the latter.

   • 1994, Steve M. Matthews, Improve Your Paragraphs, Glencoe, Macmillan/McGraw-Hill School Publishing Company, →ISBN, page 242:

     Adjusting a dérailleur may look complicated, but the process is actually simple and can be done by anyone.

   • 2015, Chris Woodford, Atoms Under the Floorboards: The Surprising Science Hidden in Your Home, Bloomsbury Sigma, →ISBN:

     A cunning mechanical gear-shift called a dérailleur allows you to do this as you’re bicycling along, even while the gear wheels and the chain are spinning at speed.

From dérailler +‎ -eur.

• IPA^(key): /de.ʁa.jœʁ/

• Audio (Paris)

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• Audio

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• Rhymes: -jœʁ

dérailleur m (plural dérailleurs)

1. derailleur (the mechanism on a bicycle used to move the chain from one sprocket (gear) to another)

• “dérailleur”, in Trésor de la langue française informatisé [Digitized Treasury of the French Language], 2012.