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mesophyll

[mez-uh-fil, mes-, mee-zuh-, -suh-]
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noun Botany.
  1. the parenchyma, usually containing chlorophyll, that forms the interior parts of a leaf.
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Origin of mesophyll

First recorded in 1830–40; meso- + -phyll
Related formsmes·o·phyl·lic, mes·o·phyl·lous, adjective
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018

Examples from the Web for mesophyll

Historical Examples

  • In longitudinal sections, the cells, except of the mesophyll (green tissue) are much elongated.

    Elements of Structural and Systematic Botany

    Douglas Houghton Campbell

  • It is of interest to note the occurrence of precisely similar elements in the mesophyll of Lepidodendron leaves.


British Dictionary definitions for mesophyll

mesophyll

noun
  1. the soft chlorophyll-containing tissue of a leaf between the upper and lower layers of epidermis: involved in photosynthesis
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Derived Formsmesophyllic or mesophyllous, adjective
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

mesophyll in Science

mesophyll

[mĕzə-fĭl′]
  1. The tissues of a leaf that are located in between the layers of epidermis and carry on photosynthesis, consisting of the palisade layer and the spongy parenchyma. Most mesophyll cells contain chloroplasts.
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The American Heritage® Science Dictionary Copyright © 2011. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.