• colorless, volatile, sparingly water-soluble liquid, C6H14O2, having a nutlike aftertaste, obtained from acetaldehyde and ethyl alcohol: used chiefly as a solvent and in the manufacture of perfumes
  • any of a class of compounds of aldehydes with alcohols
  • any of various compounds characterized by the grouping C(OR)2 and obtained especially by heating aldehydes or ketones with alcohols