Dictionaries › English

acid

Pronunciation: /ˈæsɪd/

The English word “acid” has 10 meanings listed here.

adjective

  1. Sour, sharp, or biting to the taste; tart; having the taste of vinegar.
  2. Sour-tempered.
  3. Of or pertaining to an acid; acidic.
  4. Denoting a musical genre that is a distortion (as if hallucinogenic) of an existing genre, as in acid house, acid jazz, acid rock.

noun

  1. A sour substance.
  2. Any compound which yields H+ ions (protons) when dissolved in water; an Arrhenius acid.
  3. Any compound that easily donates protons to a base; a Brønsted acid.
  4. Any compound that can accept a pair of electrons to form a covalent bond; a Lewis acid.
  5. Any corrosive substance.
  6. LSD, lysergic acid diethylamide.

Etymology

From French acide, from Latin acidus (“sour, acid”), from aceō (“to be sour”). Doublet of agita.

Keep exploring: in the interactive dictionary every word of a definition is a link. Open “acid” there

More English words

About this dictionary

The English dictionary on Glottosphere has 650,529 entries with a page. Browse the English dictionary.

Definitions are from Wiktionary, extracted by Kaikki.org, and are available under the CC BY-SA 4.0 licence.