derailleur


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Related to derailleur: Derailleur gears

de·rail·leur

 (dĭ-rā′lər)
n.
A device for shifting gears on a bicycle by moving the chain between sprocket wheels of different sizes.

[French dérailleur, from dérailler, to derail; see derail.]

derailleur

(dəˈreɪljə)
n
(Mechanical Engineering) a mechanism for changing gear on bicycles, consisting of a device that lifts the driving chain from one sprocket wheel to another of different size
[French dérailleur derailer]

de•rail•leur

(dɪˈreɪ lər)

n.
a gear-shifting mechanism on a bicycle that shifts the drive chain from one sprocket wheel to another.
[1945–50; < French dérailleur literally, a device causing disengagement or derailing]
Translations

derailleur

[dəˈreɪljəʳ] n derailleur gears npl (Cycling) → deragliatore m
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References in periodicals archive ?
A2B Speed has an aluminium frame and eight gear Shimano XT rear derailleur transmission.
DERAILLEUR THING Bike beauty Zoe's all loved-up and smiling on her day at beach with Michael
It's not anything I would ever do, and I was already on my spare bike, so to risk putting my derailleur into Aru's front wheel is just crazy.
It's not anything I would do and I was already on my spare bike - so to risk putting my derailleur into Aru's front wheel is just crazy.
Any suggestion that it was on purpose is just crazy - I was already on my spare bike, so to risk putting my derailleur into Aru's front wheel - I wouldn't risk that at all.
Any suggestion that it was on purpose is just crazy - first of all it's not anything I would ever do, and I was already on my spare bike, so to risk putting my derailleur into Aru's front wheel - it's just crazy.
Derailleur handles: Shimano SL-M430 Alivio or better
With this particular trip, the specialist tour operator has ticked off every cycling fanatic's wish list - kitting us out with sublime Pinarello bikes (famed for their ultra-smooth electronic derailleur gears and raced by Chris Froome and Sir Bradley Wiggins) and providing a support team of pro mechanics and soigneurs (who assist during a race).
The bicycle comes in two flavors: the C7 with a Shimano Nexus 7 and the S9 with a Shimano Deore rear derailleur.
The aim is for the Efneo planetary gearbox to replace front derailleur gears.
Another growing race class is singlespeed, which is a bike with a single gear ratio, no derailleur.
Choose the bike part that's causing you grief and the app will guide you through how to detect and fix the problem--everything from broken spokes to changing a tire to adjusting a front derailleur gets the step-by-step treatment.