Having the characteristics of an acid

sharp, tart, biting; see sour 1.

Having the properties of an acid

corrosive, erosive, eroding, corroding, oxidizing, rusting, eating away, biting, disinfectant, disintegrative, dissolvent, bleaching, acidic, anti-alkaline.

Cutting or sarcastic

biting, sharp, barbed, astringent; see sarcastic. See syn. study atsour.

A sour substance

acidulous compound, corrosive, Lewis acid, hydrogen-ion concentration.

*A drug

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).