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plasmodesma

American  
[plaz-muh-des-muh] / ˌplæz məˈdɛs mə /

noun

Botany.
  • plasmodesmata
    plural
  1. any of many minute strands of cytoplasm that extend through plant cell walls and connect adjoining cells.


plasmodesma British  
/ ˌplæzməˈdɛzmə /

noun

  1. botany any of various very fine cytoplasmic threads connecting the cytoplasm of adjacent cells via minute holes in the cell walls

"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

Other Word Forms

Noun Inflected Forms

Etymology

Origin of plasmodesma

< German (1901) < Greek plasmo- plasmo- + désma bond, fetter

Example Sentences

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See Examples For:

Figure 4.28 A plasmodesma is a channel between the cell walls of two adjacent plant cells.

From Textbooks Jun. 9, 2022

How does the structure of a plasmodesma differ from that of a gap junction?

From Textbooks Jun. 9, 2022

In plants, plasmodesmata are ubiquitous, making the entire plant into a giant communication network.

From Textbooks Jun. 9, 2022

Mesophyll cells are connected by cytoplasmic channels called plasmodesmata.

From Textbooks Jun. 9, 2022

Gap junctions are found to provide attachment in animal cells and plasmodesmata are essential for attachment of plant cells.

From Textbooks Jun. 9, 2022

Gap junctions are essential for transportation in animal cells and plasmodesmata are essential for the movement of substances in plant cells.

From Textbooks Jun. 9, 2022

Plant cells have a rigid cell wall that is external to the plasma membrane, chloroplasts, plasmodesmata, and plastids used for storage, and a large central vacuole, whereas animal cells do not.

From Textbooks Sep. 6, 2018

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