dead space


Definition of dead space

: the portion of the respiratory system which is external to the bronchioles and through which air must pass to reach the bronchioles and alveoli

Examples of dead space in a Sentence

Recent Examples on the Web Rather than wrap around the dead space, the operating system just slaps the status items into the menu with no consideration to the big black block covering that same space. Ewan Spence, Forbes, 29 Oct. 2021 The empty store is being given new life - temporarily at least - as the home of a cutting edge virtual reality experience that uses dead space at malls to stage battles with the undead. Joan Verdon, Forbes, 10 Sep. 2021 Retractable’s syringes allow for 20% more vaccine doses per vial by reducing dead space in the needles, according to the U.S. Department of Defense. Alexandra Skores, Dallas News, 25 May 2021 By using special syringes with a smaller dead space, health officials say, less vaccine goes to waste. Austen Hufford, WSJ, 7 May 2021 The air will become more and more infected, toxic, while asphyxiating forms of oppression have drawn us into dead space. Jamieson Webster, The New York Review of Books, 2 Apr. 2021 And then just getting rid of this dead space in the front and to the left that doesn't really add anything to the story. Jonathan Peltz, Wired, 30 Apr. 2021 Saving that amount on the cap with only $1.66 million in dead space was too good to pass up. cleveland, 18 Apr. 2021 Shallow breath is breathing into dead space—which is not a metaphor. Jamieson Webster, The New York Review of Books, 2 Apr. 2021

These example sentences are selected automatically from various online news sources to reflect current usage of the word 'dead space.' Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.

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First Known Use of dead space

circa 1923, in the meaning defined above

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Time Traveler for dead space

Time Traveler

The first known use of dead space was circa 1923

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Dictionary Entries Near dead space

dead soldier

dead space

dead spot

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Statistics for dead space

Cite this Entry

“Dead space.” Dictionary, Merriam-Webster, Accessed 24 Jan. 2022.

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More Definitions for dead space

dead space


Medical Definition of dead space

1 : space in the respiratory system in which air does not undergo significant gaseous exchange — see anatomical dead space, physiological dead space
2 : a space (as that in the chest following excision of a lung) left in the body as the result of a surgical procedure


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