oxygen mask

noun

: a device worn over the nose and mouth through which oxygen is supplied from a storage tank

Examples of oxygen mask in a Sentence

Recent Examples on the Web
Examples are automatically compiled from online sources to show current usage. Read More Opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback.
During the incident, the lead flight attendant was unable to clearly see past the first row of seats and the pilots wore oxygen masks, the NTSB said. Raven Brunner, People.com, 22 May 2025 Two days before the flight, maintenance crews noted that there was no pilot-side oxygen mask, and that the supplementary oxygen levels were so low that oxygen masks would not have been deployed if the cabin lost pressure. Alexandra E. Petri, New York Times, 14 May 2025 Five things on the plane were overdue for maintenance inspections at the time of the crash, including a co-pilot oxygen mask, the NTSB found. Alexandra Skores, CNN Money, 13 May 2025 As she was being wheeled off, medical staff put an oxygen mask on her face. Kimberlee Speakman, People.com, 10 May 2025 See All Example Sentences for oxygen mask

Word History

First Known Use

1920, in the meaning defined above

Time Traveler
The first known use of oxygen mask was in 1920

Browse Nearby Words

Cite this Entry

“Oxygen mask.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/oxygen%20mask. Accessed 30 May. 2025.

Kids Definition

oxygen mask

noun
: a device worn over the nose and mouth through which oxygen is supplied from a storage tank

Medical Definition

oxygen mask

noun
: a device worn over the nose and mouth through which oxygen is supplied from a storage tank
Last Updated: - Updated example sentences
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