collenchyma

American  

[kuh-leng-kuh-muh] / kəˈlɛŋ kə mə /

noun

Botany.

1. a layer of modified tissue consisting of cells that are thickened at the angles and usually elongated.

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collenchyma British  

/ ˌkɒlənˈkɪmətəs, kəˈlɛŋkɪmə /

noun

1. a strengthening and supporting tissue in plants, consisting of elongated living cells whose walls are thickened with cellulose and pectins

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collenchyma Scientific  

/ kə-lĕng′kə-mə /

1. A supportive tissue of plants, consisting of elongated living cells with unevenly thickened, nonlignified walls. Collenchyma cells remain alive at maturity.

2. Compare parenchyma sclerenchyma

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Other Word Forms

• collenchymatic adjective
• collenchymatous adjective

Etymology

Origin of collenchyma

1825–35; < New Latin < Greek kóll ( a ) glue + énchyma contents ( en- en- ² + chy-, stem of cheîn to pour + -ma noun suffix denoting result of action)

Example Sentences

Sclerenchyma cells also provide support to the plant, but unlike collenchyma cells, many of them are dead at maturity.

From Textbooks • Jun. 9, 2022

Ground tissue is responsible for photosynthesis and support and is composed of parenchyma, collenchyma, and sclerenchyma cells.

From Textbooks • Jun. 9, 2022

The “strings” of a celery stalk are an example of collenchyma cells.

From Textbooks • Jun. 9, 2022

The collenchyma cells are adjacent to a layer of rectangular cells that form the epidermis.

From Textbooks • Jan. 1, 2015

Cork cells, X, formed from the cork cambium, C.Ca: the cells developed on the inside of the latter, Cl, are termed collenchyma, and go to add to the cortex.

From Scientific American Supplement, No. 648, June 2, 1888. by Various