Definition of fusel oil in English:

fusel oil

Syllabification: fu·sel oil
Pronunciation: /ˈfyo͞ozəl ˌoil
 
/

noun

  • A mixture of several alcohols (chiefly amyl alcohol) produced as a byproduct of alcoholic fermentation.
    More example sentences
    • Brachiaria decumbens seeds submitted to fusel oil did not germinate and were rendered totally unviable.
    • The crude fusel oil must be submitted to a careful distillation with a thermometer in the retort.
    • The term fusel oil is strictly the remains of a pot or batch distillation, the compounds with low volatility.

Origin

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

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