Definition of acetous in English:



  • Producing or resembling vinegar.

    ‘acetous fermentation’
    • ‘This is probably owing principally to the mucilage contained in the bran, which runs into the acetous fermentation sooner than starch.’
    • ‘If wines are kept in a warm cellar, an acetous fermentation will soon commence, and the result consequently will be vinegar.’
    • ‘By the third day the acetous fermentation had begun in all of them, and in a few more days each emitted an offensive odor.’
    • ‘Or the same articles may be treated with a quart of distilled vinegar, to form the compound acetous tincture.’
    • ‘Malt Vinegar is an aged and filtered product obtained from the acetous fermentation of distilled infusion of malt and is a good example of vinegar originating from cereals.’
    pungent, bitter, sharp, sour, tart, harsh, acid, acidic, acidulated, vinegary, acerbic, acetic, acetous
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Late Middle English (rare before the late 18th century): from late Latin acetosus sour, from Latin acetum vinegar.