DERAILLEUR


Meaning of DERAILLEUR in English

noun Etymology: French dérailleur, from dérailler Date: 1930 a mechanism for shifting gears on a bicycle that operates by moving the chain from one set of exposed gears to another

Merriam Webster. Explanatory English dictionary Merriam Webster.      Толковый словарь английского языка Мерриам-Уэбстер.