(New American Roget's College Thesaurus)
adj. sour, bitter, tart, vinegary; acrimonious, cutting, caustic. See sourness, discourtesy. Ant., sweet, bland; basic.
(Roget's IV) modif.
1. [Having the characteristics of an acid]
Syn. sharp, tart, biting; see sour 1 .
2. [Having the properties of an acid]
Syn. corrosive, erosive, eroding, corroding, oxidizing, rusting, eating away, biting, disinfectant, disintegrative, dissolvent, bleaching, acidic, anti-alkaline.
3. [Cutting or sarcastic]
Syn. biting, sharp, barbed, astringent; see sarcastic .
See Synonym Study at sour . n.
1. [A sour substance]
Syn. acidulous compound, corrosive, Lewis acid, hydrogen-ion concentration.
2. [*A drug]
Syn. LSD, D-lysergic acid diethylamide, hallucinogen, psychedelic; see drug 2 .
Common acids include: vinegar, acetic acid, verjuice, lemon juice; citric, ascorbic, lactic, malic, formic, tannic, tartaric, nicotinic, boric, acetic, sulfuric, muriatic, hydrochloric, hydrosulfurous, hydrobromic, hydrofluoric, hydrocyanic, hydroferrocyanic, hydriodic, hyponitrous, sulfonic, phosphoric, carbolic, nitric, benzoic, amino, monobasic, dibasic, polybasic acid, aqua regia (Latin).
(Roget's 3 Superthesaurus)
corrosive, astringent, chemical.
ANT.: alkali
aspirin: acetylsalicylic acid
corrosive used in explosives: sulfuric acid, oil of vitriol
mild antiseptic: boric acid
milk-derived: lactic acid
odoriferous corrosive poison used in explosives, antiseptics: phenol
protein-forming: amino acids
stomach acid: hydrochloric acid
urine-derived: uric acid
vinegar ingredient: acetic acid
vitamin C: ascorbic acid
white poison in insecticides: arsenic acid
Sl. LSD, *blotter, *blue cheer, *blue heaven, *California sunshine, *D, *dot, *electric Kool Aid, *flash, *green dragon, *orange sunshine, *purple haze, *travel agent, *wedding bells, *yellows. see drug, narcotic
1. of taste sour, bitter, tart, astringent, harsh, sharp, biting, acerbic, vinegary.
2. ill-tempered or sharp-tongued sarcastic, caustic, *saber-tongued, venomous, nasty, cutting, vitriolic, biting, stinging, snide, sardonic, acerbic, scathing.
ANT.: 1. sweet, sugary, honey. 2. good-humored, sweet, kind, warm, flattering
(Roget's Thesaurus II) adjective 1. Having a taste characteristic of that produced by acids: acerb, acerbic, acetous, acidulous, dry, sour, tangy, tart1. See TASTE. 2. So sharp as to cause mental pain: acerbic, acidic, acrid, astringent, biting, caustic, corrosive, cutting, mordacious, mordant, pungent, scathing, sharp, slashing, stinging, trenchant, truculent, vitriolic. See ATTACK, RESPECT.

English dictionary for students. 2013.


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