英和和英

別の表記

• dérailleur
• derailer (まれに)

語源

Borrowed from French dérailleur. Doublet of derailer.

発音

• (Received 発音) IPA^(key): /ˌdəˈɹeɪl.jə/, /ˌdiˈɹeɪl.jə/
• (General American) IPA^(key): /ˌdəˈɹeɪ.lɚ/, /ˌdiˈɹeɪ.lɚ/

名詞

derailleur (複数形 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.