Definition of nitrogen monoxide in English:

nitrogen monoxide


mass nounChemistry
  • A colourless toxic gas formed in many reactions in which nitric acid is reduced. It reacts immediately with oxygen to form nitrogen dioxide.

    Chemical formula: NO

    Also called nitric oxide
    • ‘The airliner descends on Tehran through a noxious haze of carbon and nitrogen monoxide, ozone, and sulfur.’
    • ‘He said burning insulated copper cable, plastics and tyres released into the air poisonous gasses like nitrogen dioxide, nitrogen monoxide and sulphur dioxide.’
    • ‘He said there would be 42 per cent less nitrogen monoxide, 40 per cent less sulphur dioxide and 26 percent less carbon dioxide.’