笑しょう気き麻ま酔すい

noun

nitrous oxide anesthesia; laughing gas anesthesia

Medical term for anesthesia using nitrous oxide (laughing gas).

• 歯し科か治ち療りょうで笑しょう気き麻ま酔すいを使つかうことがあります。

  Nitrous oxide anesthesia is sometimes used in dental treatment.