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fusel oil

Pronunciation: /ˈfjuːz(ə)l/

Definition of fusel oil

noun

[mass noun]
  • a mixture of several alcohols (chiefly amyl alcohol) produced as a by-product of alcoholic fermentation.

Origin:

mid 19th century: from German Fusel 'bad liquor', probably related to fuseln 'to bungle'

fusel oil in other Oxford dictionaries

Definition of fusel oil in the US English dictionary