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1. The taste experience when vinegar or lemon juice is taken into the mouth
   - sour, sourness
    
2. A sharp sour taste
   - acerbity
    
3. A rough and bitter manner
   - bitterness, acrimony, acerbity, jaundice, thorniness

Derived forms: tartnesses

See also: sour, tart

Type of: acidity, disagreeableness, gustatory perception, gustatory sensation, sour, sourness, taste, taste perception, taste sensation