cell wall

noun

: the usually rigid nonliving permeable wall that surrounds the plasma membrane and encloses and supports the cells of most plants, bacteria, fungi, and algae see cell illustration

Examples of cell wall in a Sentence

Recent Examples on the Web
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Turning Poop Into Products Cellulose, found naturally in plant cell walls, has been a cornerstone of manufacturing since the 19th century. Stephanie Edwards, Discover Magazine, 7 May 2025 Not possible due to the lack of chitin and the structure of the cell walls. Scott Travers, Forbes.com, 7 Apr. 2025 In other words, the sound produces tiny gas bubbles that suddenly implode within the grape skins, breaking down cell walls and extracting the phenols which characterize the wine. IEEE Spectrum, 24 Oct. 2017 Meanwhile, a judge also granted summary judgment to Tesla on allegations that the electric car’s battery cell walls were not thick enough to prevent catching fire in a crash and that a pack that held batteries did not include a fire retardant to stop a fire from spreading. Jim Saunders, Sun Sentinel, 24 Mar. 2025 See All Example Sentences for cell wall

Word History

First Known Use

1840, in the meaning defined above

Time Traveler
The first known use of cell wall was in 1840

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Cite this Entry

“Cell wall.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/cell%20wall. Accessed 22 May. 2025.

Kids Definition

cell wall

noun
: the firm nonliving layer that encloses and supports the cells of most plants, bacteria, fungi, and algae

Medical Definition

cell wall

noun
: the usually rigid nonliving permeable wall that surrounds the plasma membrane and encloses and supports the cells of most plants, bacteria, fungi, and algae

More from Merriam-Webster on cell wall

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