Definition of oxygen mask in US English:

oxygen mask


  • A mask placed over the nose and mouth and connected to a supply of oxygen, used when the body is not able to gain enough oxygen by breathing air, for example at high altitudes, or because of a medical condition.

    • ‘The youngster had breathing problems and was given an oxygen mask, inhalers and steroid tablets after contracting a viral-induced wheeze last summer.’
    • ‘For the interviews, the actor lay on a trolley in a hospital gown, wearing an oxygen mask and displaying obvious discomfort on movement.’
    • ‘The next thing I knew I was in a hospital bed with an oxygen mask over my mouth and nose.’
    • ‘A man is lying in bed in a Catholic hospital with an oxygen mask over his mouth.’
    • ‘When you wake up you may find that you have an oxygen mask over your mouth and nose.’
    face mask, protective mask, gas mask, fencing mask, iron mask, ski mask, dust mask
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oxygen mask

/ˈɑksədʒən mæsk/