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  1. acid

    • IPA[ˈasɪd]

    英式

    • n.
      a substance with particular chemical properties including turning litmus red, neutralizing alkalis, and dissolving some metals; typically, a corrosive or sour-tasting liquid of this kind.;bitter or cutting remarks or tone of voice
    • adj.
      containing acid or having the properties of an acid; having a pH of less than 7.;sharp-tasting or sour
    • noun: acid, plural noun: acids

    • 釋義
    • 相關詞
    • 片語

    名詞

    • 1. a substance with particular chemical properties including turning litmus red, neutralizing alkalis, and dissolving some metals; typically, a corrosive or sour-tasting liquid of this kind. trees were exposed to mixtures of heavy metals, acids, and overdoses of nutrients traces of acid
    • bitter or cutting remarks or tone of voice she was unable to quell the acid in her voice
    • 2. a molecule or other species which can donate a proton or accept an electron pair in reactions.
    • 3. informal the drug LSD she didn't have a clue the sweet had acid in it a bad acid trip

    形容詞

    • n.
      a colorless liquid acid with strong oxidizing properties.

    Oxford American Dictionary

    • n.
      a colourless liquid acid with strong oxidizing properties.

    Oxford Dictionary

    • n.
      another term for folic acid

    Oxford Dictionary

    • n.
      an insoluble gelatinous carbohydrate found (chiefly as salts) in many brown seaweeds. The ...

    Oxford American Dictionary

    • n.
      a strongly oxidizing acid known only in aqueous solutions.

    Oxford American Dictionary

    • n.
      a colorless, low-melting solid which polymerizes when distilled and is used in the manufacture ...

    Oxford American Dictionary

    • n.
      a carboxylic acid, obtained from retinol by oxidation and used in ointments to treat acne.

    Oxford Dictionary

    • adj.
      denoting a secondary cell or battery in which the electrodes are plates or grids of lead (or ...

    Oxford American Dictionary

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    • IPA[ˈasəd]

    美式

    • n.
      a chemical substance that neutralizes alkalis, dissolves some metals, and turns litmus red; ... traces of acid rainwater is a very weak acid
    • adj.
      containing acid or having the properties of an acid; having a pH of less than 7. poor, acid soils

    Oxford American Dictionary