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Definition of Sour
1. Adjective. Smelling of fermentation or staleness.
Similar to: Ill-smelling, Malodorous, Malodourous, Stinky, Unpleasant-smelling
Derivative terms: Rancidity, Rancidness, Sourness
2. Verb. Go sour or spoil. "The cream has turned--we have to throw it out"
Generic synonyms: Change State, Turn
Related verbs: Ferment, Work
Derivative terms: Ferment, Ferment, Fermentation, Souring
3. Noun. A cocktail made of a liquor (especially whiskey or gin) mixed with lemon or lime juice and sugar.
4. Adjective. Having a sharp biting taste.
Similar to: Acerb, Acerbic, Astringent, Acetose, Acetous, Vinegarish, Vinegary, Acid, Acidic, Acidulent, Acidulous, Lemonlike, Lemony, Sourish, Tangy, Tart, Subacid
Derivative terms: Sourness
Antonyms: Sweet
5. Verb. Make sour or more sour.
Generic synonyms: Change Taste
Derivative terms: Acetum, Acetum, Acid, Acid
Antonyms: Sweeten
6. Noun. The taste experience when vinegar or lemon juice is taken into the mouth.
Generic synonyms: Gustatory Perception, Gustatory Sensation, Taste, Taste Perception, Taste Sensation
Specialized synonyms: Acidity, Acidulousness
7. Adjective. One of the four basic taste sensations; like the taste of vinegar or lemons.
8. Noun. The property of being acidic.
Generic synonyms: Taste Property
Specialized synonyms: Acerbity, Tartness, Vinegariness, Vinegarishness
Derivative terms: Acid
9. Adjective. In an unpalatable state. "Sour milk"
10. Adjective. Inaccurate in pitch. "Her singing was off key"
11. Adjective. Showing a brooding ill humor. "A sullen crowd"
Similar to: Ill-natured
Derivative terms: Glumness, Moodiness, Moroseness, Moroseness, Sourness, Sullenness
Definition of Sour
1. a. Having an acid or sharp, biting taste, like vinegar, and the juices of most unripe fruits; acid; tart.
2. n. A sour or acid substance; whatever produces a painful effect.
3. v. t. To cause to become sour; to cause to turn from sweet to sour; as, exposure to the air sours many substances.
4. v. i. To become sour; to turn from sweet to sour; as, milk soon sours in hot weather; a kind temper sometimes sours in adversity.
Definition of Sour
1. Adjective. Having an acidic, sharp or tangy taste. ¹
2. Adjective. Made rancid by fermentation, etc. ¹
3. Adjective. Tasting or smelling rancid. ¹
4. Adjective. Peevish or bad-tempered. ¹
5. Adjective. (context: of soil) Excessively acidic and thus infertile. ¹
6. Adjective. (context: of petroleum) Containing excess sulfur. ¹
7. Adjective. Unfortunate or unfavorable. ¹
8. Noun. The sensation of a sour taste. ¹
9. Noun. A drink made with whiskey, lemon or lime juice and sugar. ¹
10. Noun. (context: by extension) Any cocktail containing lemon or lime juice. ¹
11. Verb. To make or become sour. ¹
12. Verb. To become disenchanted. ¹
¹ Source: wiktionary.com
Definition of Sour
1. sharp or biting to the taste [adj SOURER, SOUREST] / to make or become sour [v -ED, -ING, -S]
Medical Definition of Sour
1.
A sour or acid substance; whatever produces a painful effect.
1. To cause to become sour; to cause to turn from sweet to sour; as, exposure to the air sours many substances. "So the sun's heat, with different powers, Ripens the grape, the liquor sours." (Swift)
2. To make cold and unproductive, as soil.
3. To make unhappy, uneasy, or less agreeable. "To sour your happiness I must report, The queen is dead." (Shak)
4. To cause or permit to become harsh or unkindly. "Souring his cheeks." "Pride had not sour'd nor wrath debased my heart." (Harte)
5. To macerate, and render fit for plaster or mortar; as, to sour lime for business purposes.
Origin: AS. Srian to sour, to become sour.
1. Having an acid or sharp, biting taste, like vinegar, and the juices of most unripe fruits; acid; tart. "All sour things, as vinegar, provoke appetite." (Bacon)
2. Changed, as by keeping, so as to be acid, rancid, or musty, turned.
3. Disagreeable; unpleasant; hence; cross; crabbed; peevish; morose; as, a man of a sour temper; a sour reply. "A sour countenance." "He was a scholar . . . Lofty and sour to them that loved him not, But to those men that sought him sweet as summer." (Shak)
4. Afflictive; painful. "Sour adversity."
5. Cold and unproductive; as, sour land; a sour marsh.