vin·e·gar noun \ˈvin-i-gər\
: a sour liquid used as a condiment or a preservative that is obtained by acetic fermentation of dilute alcoholic liquids (as fermented cider, malt beer, or wine) or of dilute distilled alcohol
: a pharmaceutical solution of the active principles of drugs in dilute acetic acid usually prepared by maceration <aromatic vinegar>
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