derny

Borrowed from French derny, named after the French manufacturer of the original derny bicycle, Roger Derny et Fils.

• IPA^(key): /ˈdɜː(ɹ)ni/

• Audio (Southern England)

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derny (plural dernys or dernies)

1. (cycling) A motorized bicycle for paced cycling events such as keirin.
   • 2015, Jan Maes, Merckx 69: Celebrating the World's Greatest Cyclist in His Finest Year‎, A&C Black, →ISBN:

     Of course, a familiar sight in a velodrome is the derny, with its characteristic engine sound. Before the cyclists come onto the track, the derny riders perform a few laps to warm up their engines.

• derny on Wikipedia.Wikipedia

• Ryden, nerdy

From Derny, name of the manufacturer.

• IPA^(key): /dɛʁ.ni/

derny m (plural dernys)

1. derny