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iron lung
noun
: a device for artificial respiration in which rhythmic alternations in the air pressure in a chamber surrounding a patient's chest force air into and out of the lungs
Examples of iron lung in a Sentence
Recent Examples on the Web
No one wants to see a return to the dark days when children lay in hospital wards, paralyzed, confined to ghastly iron lungs.
—Michael Sheldrick, Forbes, 19 Dec. 2024
Despite the challenges, Alexander still managed to make significant strides in life while inside the iron lung.
—Brandi D. Addison, Austin American-Statesman, 14 Mar. 2024
Only one other American, Martha Lillard, is known to still rely on an iron lung, according to NPR.
—Brandi D. Addison, Austin American-Statesman, 14 Mar. 2024
The last man to live in an iron lung died in Dallas on Monday.
—Brandi D. Addison, Austin American-Statesman, 14 Mar. 2024
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Word History
First Known Use
1930, in the meaning defined above
Dictionary Entries Near iron lung
Cite this Entry
“Iron lung.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/iron%20lung. Accessed 5 Jan. 2025.
Kids Definition
iron lung
noun
: a device for artificial respiration in which the air pressure in a chamber surrounding a patient's chest changes in a rhythm and forces air into and out of the lungs
Medical Definition
iron lung
noun
: a device for artificial respiration in which rhythmic alternations in the air pressure in a chamber surrounding a patient's chest force air into and out of the lungs especially when the nerves governing the chest muscles fail to function because of polio
called also Drinker respirator
More from Merriam-Webster on iron lung
Britannica.com: Encyclopedia article about iron lung
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