vinegar

noun

vin·​e·​gar ˈvi-ni-gər 

1

: a sour liquid obtained by fermentation of dilute alcoholic liquids and used as a condiment or preservative

2

: ill humor : sourness

3

: vim

Synonyms of vinegar

• juice
• energy
• vigor
• gas
• starch
• beans
• ginger
• life
• dash

Examples of vinegar in a Sentence

glad to see his old friend was still full of vinegar after so many years

Recent Examples on the Web

Nanca also includes vinegar, both plain apple cider vinegar and a spicy one made with Philippine brand Datu Puti. —Sean Timberlake, Sacbee.com, 23 Jan. 2026

To avoid damage, use vinegar only when necessary and use a one-to-one ratio. —Karen Brewer Grossman, Southern Living, 23 Jan. 2026

If the odor is persistent, add a drop or two of white vinegar to the rinse water to help. —Bestreviews, Mercury News, 23 Jan. 2026

First, yeast turns the sugar in apple cider into alcohol, then bacteria turn that alcohol into acetic acid, the main component of vinegar. —Kirsten Nunez, Martha Stewart, 21 Jan. 2026

Word History

Etymology

Middle English vinegre, from Anglo-French vin egre, from vin wine (from Latin vinum) + egre keen, sour — more at eager

First Known Use

13th century, in the meaning defined at sense 1

Phrases Containing vinegar

• balsamic vinegar
• cider vinegar
• mother of vinegar
• spit and vinegar
• vinegar eel
• vinegar fly
• wine vinegar

Kids Definition

vinegar

noun

vin·​e·​gar ˈvin-i-gər 

: a sour liquid obtained from cider, wine, or malt and used to flavor or preserve foods

Etymology

Middle English vinegre "vinegar," from early French vin egre (same meaning), literally, "sour wine," from vin "wine" and egre "sharp, sour, eager"; vin from Latin vinum "wine" and egre from Latin acer "sharp, sour, spirited" — related to eager, vine, vintage

Medical Definition

vinegar

noun

vin·​e·​gar ˈvin-i-gər 

1

: 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

2

: a pharmaceutical solution of the active principles of drugs in dilute acetic acid usually prepared by maceration

aromatic vinegar