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

Here, instead of the mustard that’s included in many classic potato salad recipes, sour cream, vinegar, and briny pickles team up to lend a lovely amount of tartness to cut through the richness of the potatoes, eggs, and mayo. — Karla Walsh, Better Homes & Gardens, 3 July 2026

In a mixing bowl, whisk the vinegar, mustard, oregano, salt and pepper together. — Staff, FOXNews.com, 3 July 2026

Swirl the berries for about a minute, then rinse them for 30 seconds under cold water to remove the vinegar, and dry as directed above. — Martha Stewart, 3 July 2026

Clean outdoor water features with vinegar or other fungus-fighting ingredients to help prevent water from getting scummy. — The Spruce, 2 July 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