Definition of oxygen mask in English:

oxygen mask

Line breaks: oxy¦gen mask

noun

  • 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.
    More example sentences
    • When you wake up you may find that you have an oxygen mask over your mouth and nose.
    • 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.

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