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.
Your daughter looks so small in her hospital bed, her face fitted with an oxygen mask. Elizabeth Bruenig, The Atlantic, 12 Feb. 2026 Modesto Fire said firefighters used specialized oxygen masks designed for pets to treat the animals for smoke inhalation. Richard Ramos, CBS News, 30 Jan. 2026 Also, there is this human white boy with dreads, Spider, a Tarzan type who hangs around the Sullys with the help of an oxygen mask. Rebecca Alter, Vulture, 18 Dec. 2025 In the department's Facebook video, which reached over 109,000 views, one of the kittens sat in a vehicle with its face pressed into the oxygen mask as a firefighter gently held it in place. Liz O'Connell, MSNBC Newsweek, 5 Dec. 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 14 Feb. 2026.

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
Love words? Need even more definitions?

Subscribe to America's largest dictionary and get thousands more definitions and advanced search—ad free!

More from Merriam-Webster