nitrous oxide

/ˌnaɪtrəs ˌɑkˈsaɪd/
/ˈnaɪtrɪs ˈɒksaɪd/
IPA guide

Other forms: nitrous oxides

Definitions of nitrous oxide
  1. noun
    inhalation anesthetic used as an anesthetic in dentistry and surgery
    synonyms: laughing gas
    see moresee less
    type of:
    inhalation anaesthetic, inhalation anesthetic, inhalation general anaesthetic, inhalation general anesthetic
    a gas that produces general anesthesia when inhaled
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