mesophyll

American  

[mez-uh-fil, mes-, mee-zuh-, -suh-] / ˈmɛz ə fɪl, ˈmɛs-, ˈmi zə-, -sə- /

noun

Botany.

1. the parenchyma, usually containing chlorophyll, that forms the interior parts of a leaf.

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mesophyll British  

/ ˈmɛsəʊˌfɪl /

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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mesophyll Scientific  

/ mĕz′ə-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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Other Word Forms

• mesophyllic
  adjective
• mesophyllous
  adjective

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Etymology

Origin of mesophyll

First recorded in 1830–40; meso- + -phyll

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Example Sentences

See Examples For:

mesophyll

Around 95% of plants use C3 photosynthesis, in which mesophyll cells -- green spongy cells that live inside leaves -- turn light, water, and carbon dioxide into plant-powering sugars.

From Science Daily ● Nov. 20, 2024

The sensors can enter leaves through pores called stomata and take up residence in the mesophyll -- the layer where most photosynthesis takes place.

From Science Daily ● Apr. 17, 2024

Other characteristic features of the SIET4 mutants were diminished roots and shoots, abnormal Si deposition in leaf mesophyll cells, and the induction of many stress response genes.

From Science Daily ● Nov. 8, 2023

The lower part of the mesophyll is made up of loosely packed spongy parenchyma.

From Textbooks ● Jan. 1, 2015

Yellow patches are formed on the large leaves of Arisarum by a species of parasitic Alga, Phyllosiphon, which lives in the mesophyll.

From Disease in Plants by H. Marshall Ward

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