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middle lamella

noun, Botany.
the layer of cementing material, composed of pectates and similar substances, between the walls of adjacent cells.
Origin of middle lamella
First recorded in 1920-25 Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2018.
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Examples from the Web for middle lamella
Historical Examples
  • When the middle lamella reaches the pectic acid stage, the fruit becomes soft and "mushy" in texture.

    The Chemistry of Plant Life Roscoe Wilfred Thatcher
middle lamella in Science
middle lamella  
The pectin-rich intercellular material cementing together the primary walls of adjacent plant cells.
The American Heritage® Science Dictionary
Copyright © 2002. Published by Houghton Mifflin. All rights reserved.
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