ALL meanings of oxygen mask
ox·y·gen mask
O o - noun oxygen mask facial mask that delivers oxygen 1
- noun oxygen mask a masklike device placed or worn over the nose and mouth when inhaling supplementary oxygen from an attached tank. 1
- countable noun oxygen mask An oxygen mask is a device that is connected to a cylinder of oxygen by means of a tube. It is placed over the nose and mouth of someone who is having difficulty in breathing in order to help them breathe more easily. 0
- noun oxygen mask a device, worn over the nose and mouth, to which oxygen is supplied from a cylinder or other source: used to aid breathing 0