Akademik

tartness
noun
1. a sharp sour taste
Syn: ↑acerbity
Derivationally related forms: ↑tart, ↑acerbic (for: ↑acerbity), ↑acerbate (for: ↑acerbity)
Hypernyms: ↑sourness, ↑sour, ↑acidity
2. a rough and bitter manner
Syn: ↑bitterness, ↑acrimony, ↑acerbity, ↑jaundice, ↑thorniness
Derivationally related forms: ↑tart, ↑jaundice (for: ↑jaundice), ↑acerbic (for: ↑acerbity), ↑acerbate (for: ↑acerbity), ↑acrimonious (for: ↑acrimony), ↑bitter (for: ↑bitterness)
Hypernyms: ↑disagreeableness
3. the taste experience when vinegar or lemon juice is taken into the mouth
Syn: ↑sour, ↑sourness
Derivationally related forms: ↑sour, ↑sour (for: ↑sourness), ↑sour (for: ↑sour)
Hypernyms: ↑taste, ↑taste sensation, ↑gustatory sensation, ↑taste perception, ↑gustatory perception
Hyponyms: ↑acidity, ↑acidulousness

Useful english dictionary. 2012.