Any of a class of water-soluble compounds, having sour taste, that turn blue litmus red, and react with some metals to liberate hydrogen, and with bases to form salts
They are also characterized by the power of destroying the distinctive properties of alkalies or bases, combining with them to form salts, at the same time losing their own peculiar properties
They all contain hydrogen, united with a more negative element or radical, either alone, or more generally with oxygen, and take their names from this negative element or radical
An acid substance contains acid. These shrubs must have an acid, lime-free soil. + acidity acid·ity the acidity of rainwater
street name for lysergic acid diethylamide any of various water-soluble compounds having a sour taste and capable of turning litmus red and reacting with a base to form a salt containing acid; "an acid taste
Commonly used shortened form of the drug lysergic acid diethylamide, lysergic acid or LSD
An acid is a chemical substance, usually a liquid, which contains hydrogen and can react with other substances to form salts. Some acids burn or dissolve other substances that they come into contact with. citric acid
{i} any of a group of sour-tasting substances that dissolve in water and form salts when combined with bases (Chemistry); substance having a sour taste; acerbity, sarcasm; LSD (Slang)