Meaning of the word "oxygen mask" in English

What does "oxygen mask" mean in English? Explore the meaning, pronunciation, and specific usage of this word with Lingoland.

oxygen mask

US /ˈɑːk.sɪ.dʒən ˌmæsk/
UK /ˈɑːk.sɪ.dʒən ˌmæsk/
"oxygen mask" picture

Noun

1.

a mask placed over the nose and mouth and connected to a supply of oxygen

Example:
The flight attendant demonstrated how to use the oxygen mask.
He needed an oxygen mask after the accident.
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