cell wall

noun

Definition of cell wall

: 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 Each receptor, ingenious in its design, recognized some characteristic microbial or viral signature—a kink in a virus’s RNA, a crenellation in a microbial cell wall. Dhruv Khullar, The New Yorker, 11 Aug. 2021 The cell wall structure is still there, so now there’s a sponge-like structure of almost pure carbon. Helen Czerski, WSJ, 6 Aug. 2021 Both a nurse and a sheriff’s deputy watched Serna collapse after striking her head on a cell wall while having a seizure. San Diego Union-Tribune, 12 July 2021 True fungi have a cell wall and digest their food with exoenzymes before ingesting it, but dog vomit slime mold ingests its food, then digests it. oregonlive, 23 May 2021 The ultraviolet rays break down the outer cell wall of viruses and bacteria. From Usa Today Network And Wire Reports, USA TODAY, 5 May 2021 Powell reportedly attempted to kill himself by banging his head against his cell wall. David Morgan, CBS News, 10 May 2015 To get through a cell wall, the mRNA vaccine rides a lipid molecule, which must stay cold until delivery to work properly. Anne Saker, The Enquirer, 24 Nov. 2020 Investigators identified 19-year-old Jordan Treveon Armstead of Opelika as the suspect involved in the security fence and cell wall breach. Carol Robinson | Crobinson@al.com, al, 13 Nov. 2020

These example sentences are selected automatically from various online news sources to reflect current usage of the word 'cell wall.' 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 cell wall

1840, in the meaning defined above

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Time Traveler for cell wall

Time Traveler

The first known use of cell wall was in 1840

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Dictionary Entries Near cell wall

Cellvibrio

cell wall

celly

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Cite this Entry

“Cell wall.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/cell%20wall. Accessed 30 Nov. 2021.

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More Definitions for cell wall

cell wall

noun

Kids Definition of cell wall

: the firm outer nonliving layer that surrounds the cell membrane and encloses and supports the cells of most plants, bacteria, and fungi

cell wall

noun

Medical Definition of cell wall

: 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

Britannica.com: Encyclopedia article about cell wall

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