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
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019

Scientific definitions for middle lamella

middle lamella

The pectin-rich intercellular material cementing together the primary walls of adjacent plant cells.
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