: the portion of the respiratory system which is external to the bronchioles and through which air must pass to reach the bronchioles and alveoli
Example Sentences
Recent Examples on the WebEliminate dead space toward the bottom of an attic closet by adding narrow shelves for shoes or a multi-level shoe rack. Marisa Donnelly, Better Homes & Gardens, 6 Sep. 2022 Folia Collective often chooses to tape plants down to the box to keep them in one spot, filling the dead space in the rest of the box to prevent any shifting.Los Angeles Times, 25 Aug. 2022 Learn to squeeze all the dead space out of your days. Rodger Dean Duncan, Forbes, 19 July 2022 To consistently deliver it, health workers would ideally be using specialized equipment known as a low dead space syringe, or LDS syringe. David Z. Morris, Fortune, 21 Feb. 2021 Studio DB placed it beneath two prints and across from a pair of stylish floor lamps to make the dead space come alive. Hadley Mendelsohn, House Beautiful, 29 June 2022 Leaving a bit of dead space on your shelves is fine, Smith says. Sarah Lyon, Washington Post, 2 June 2022 The half-moon shape is designed to fit snugly into backpacks, maximizing your organization while minimizing dead space. The Editors, Outside Online, 27 May 2022 Chicago will have $24 million in dead space on the salary cap in 2022 due to prorated bonuses accelerating onto this year's cap. Joe Reedy, ajc, 11 Mar. 2022 See More
Word History
First Known Use
circa 1923, in the meaning defined above
Medical Definition
dead space
noun
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