fusel oil

fusel oil

3 senses · Free VividLex dictionary · Thesaurus

1. A hot, acrid, oily liquid, accompanying many alcoholic liquors (as potato whisky, corn whisky, etc.), as an undesirable ingredient, and consisting of several of the higher alcohols and compound ethers, but particularly of amyl alcohol; hence, specifically applied to amyl alcohol. Source: opted
2. n. a mixture of amyl alcohols and propanol and butanol formed from distillation of fermented liquors Source: wordnet
3. A hot, acrid, oily liquid, accompanying many alcoholic liquors (as potato whisky, corn whisky, etc.), as an undesirable ingredient, and consisting of several of the higher alcohols and compound ethers, but particularly of amyl alcohol; hence, specifically applied to amyl alcohol. Source: webster

Thesaurus links