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  1. stimulant

    • IPA[ˈstimyələnt]

    美式

    • n.
      a substance that raises levels of physiological or nervous activity in the body;something that increases activity, interest, or enthusiasm in a specified field
    • adj.
      raising levels of physiological or nervous activity in the body
    • noun: stimulant, plural noun: stimulants

    • 釋義

    名詞

    形容詞

    • 1. raising levels of physiological or nervous activity in the body caffeine has stimulant effects on the heart
    • 更多解釋
    • IPA[ˈstɪmjʊl(ə)nt]

    英式

    • n.
      a substance that raises levels of physiological or nervous activity in the body: it is a stimulant that has a direct effect on the nervous system a scalp stimulant
    • adj.
      raising levels of physiological or nervous activity in the body: caffeine has stimulant effects on the heart

    Oxford Dictionary