cell wall
the definite boundary or wall that is part of the outer structure of certain cells, as a plant cell.
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Origin of cell wall
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Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2024
How to use cell wall in a sentence
“So there’s definitely holes in the cell wall that would allow the plastids to move through,” Hertle said.
Plant Cells of Different Species Can Swap Organelles | Viviane Callier | January 20, 2021 | Quanta MagazineThis posed a conundrum, because plant cells seal themselves inside a protective cell wall that offers no obvious way for so much DNA to get in.
Plant Cells of Different Species Can Swap Organelles | Viviane Callier | January 20, 2021 | Quanta MagazineThe large openings that form in the cell walls also seem to be part of the plant’s emergency healing response to the wound at the graft site, but they may occur during some stage of normal plant development as well, Maliga says.
Plant Cells of Different Species Can Swap Organelles | Viviane Callier | January 20, 2021 | Quanta MagazineDamaging the cell walls of a garlic clove triggers the release of an odurless sulphur compound called alliin.
There’s a science to food pairing, and you can learn it here | Peter Coucquyt, Bernard Lahousse, and Johan Langenbick | October 22, 2020 | Popular-ScienceIt was made of polyester and cellulose, a tough material that forms cell walls in plants.
Working up a sweat may one day power up a device | Carolyn Wilke | June 29, 2020 | Science News For Students
In my cell, as in the others, there was a narrow iron cot, which could be folded and propped up to the cell wall.
Parachromophorous Bacteria: in which the pigment is stored in the cell wall of the organism.
The Elements of Bacteriological Technique | John William Henry EyreA thin cell-wall encloses the granular protoplasm, in which vacuoles and sometimes a nucleus may be noted.
The Elements of Bacteriological Technique | John William Henry EyreHere the conjugating cells swim free in water; they have no cell-wall, and move actively by cilia.
Two contiguous cells of two parallel filaments push each a little projection from its cell-wall toward the other.
British Dictionary definitions for cell wall
the outer layer of a cell, esp the structure in plant cells that consists of cellulose, lignin, etc, and gives mechanical support to the cell
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012
Scientific definitions for cell wall
The outermost layer of cells in plants, bacteria, fungi, and many algae that gives shape to the cell and protects it from infection. In plants, the cell wall is made up mostly of cellulose, determines tissue texture, and often is crucial to cell function. Compare cell membrane.
The American Heritage® Science Dictionary Copyright © 2011. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.
Cultural definitions for cell wall
The rigid outer covering of a typical plant cell, composed mainly of cellulose and lying outside the cell membrane. Animal cells do not have cell walls.
Notes for cell wall
The New Dictionary of Cultural Literacy, Third Edition Copyright © 2005 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.
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