oxygen mask

noun

a masklike device placed or worn over the nose and mouth when inhaling supplementary oxygen from an attached tank.

Origin of oxygen mask

First recorded in 1915–20

Words nearby oxygen mask

oxygen debt, oxygen deficit, oxygen demand, oxygen effect, oxygen lance, oxygen mask, oxygen tent, oxygen toxicity, oxygen weed, oxygen-deprivation theory of narcosis, oxygenase

Example sentences from the Web for oxygen mask

  • Sitting there, eyes pained behind the transparent shield of his oxygen-mask, he stared at the rock.

    The Holes Around Mars |Jerome Bixby

British Dictionary definitions for oxygen mask

oxygen mask

noun

a device, worn over the nose and mouth, to which oxygen is supplied from a cylinder or other source: used to aid breathing

Medical definitions for oxygen mask

oxygen mask

n.

A masklike device that is placed over the mouth and nose and through which oxygen is supplied from an attached storage tank.