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

Keep in mind the Pittsburgh Steelers absorbed $21 million of dead space under the salary cap and dumped the NFL’s most productive receiver for third- and fifth-round draft picks. Jerry Mcdonald, The Mercury News, "Raiders’ Antonio Brown follows the money and crisis is averted — until the next one," 20 Aug. 2019 The biggest has been the lack of mound visits—which removes some dead space for fans, at the cost of a chance for a struggling pitcher to get a breather, or a quick pep talk, or a moment to refocus. Emma Baccellieri,, "How the Atlantic League Became MLB's Laboratory for the Future of Baseball," 25 July 2019 The idea is to try to make every space a learning and teaching opportunity and not have dead spaces in the building. Rebecca Hazen, Houston Chronicle, "Construction underway for new Bellaire High School," 3 July 2018 Like the sea monsters inhabiting the unknown sections of medieval maps, he — like Long — had condemned the entire region, the dead space not even worthy of a second look. Johnforristerross, Longreads, "Taming the Great American Desert," 2 July 2018 But the furry exterior has lots of dead space, too, trapping heat like a champ when layered under a shell. Joe Jackson, Outside Online, "Tested: The Best Versatile Midlayers," 25 Apr. 2018 The regenerative braking has smooth engagement, but some systems can feel abrupt, like stepping on an on-off switch, with some dead space before getting grip. Mark Maynard,, "2018 Mitsubishi Outlander PHEV: A proactive power source," 9 Mar. 2018 There already are too many surface parking lots in the lower Cass Corridor — surface lots that are busy during special events but dead space at all other times, devoid of the street life that is enlivening the rest of downtown. John Gallagher, Detroit Free Press, "Don't demolish Detroit buildings for Little Caesars Arena parking," 1 Feb. 2018 Sixteen books sit on little horizontal wooden supports in the dead spaces of the puzzle. Roberta Smith, Martha Schwendener, Jason Farago And Will Heinrich, New York Times, "What to See in New York Art Galleries This Week," 7 Feb. 2018

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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Statistics for dead space

Last Updated

25 Aug 2019

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Time Traveler for dead space

The first known use of dead space was circa 1923

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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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