Derailleur gears operates the lever while pedalling, the change in cable tension moves the chain-guide from side to side, "derailing" the chain onto different sprockets. For more information about the choice of particular gear ratios and sprocket sizes, see Bicycle gearing. "Derailleur" is a French word, spelled "dérailleur" in French, derived from the derailment of a train from its tracks. Its first recorded use was 1930. At least one notable bicycle industry author has attempted to promote the anglicized spelling of "derailer". As of 2013, however, neither Merriam-Webster nor the Oxford English Dictionary has an entry for "derailer". Various derailleur systems were
Québécois (word) la langue française mentions only a territorial meaning for "Québécois". Newspaper editor Lysiane Gagnon has referred to an ethnic sense of the word "Québécois" in both English and French. French expressions employing "Québécois" often appear in both French and English. Québécois (word) Québécois (pronounced ; feminine: Québécoise (pronounced ), ' (fem.: '), or (fem.: ) is a word used primarily to refer to a native or inhabitant of the Canadian province of Quebec, the majority of whom speak French as a mother tongue. It can refer to French spoken in Quebec. It may also be used, with an upper- or