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extracellular

American  
[ek-struh-sel-yuh-ler] / ˌɛk strəˈsɛl jə lər /

adjective

Biology.
  1. outside a cell or cells.


extracellular British  
/ ˌɛkstrəˈsɛljʊlə /

adjective

  1. biology situated or occurring outside a cell or cells

"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

extracellular Scientific  
/ ĕk′strə-sĕlyə-lər /
  1. Located or occurring outside a cell or cells.


Other Word Forms

Etymology

Origin of extracellular

First recorded in 1865–70; extra- + cellular

Vocabulary lists containing extracellular

Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

Meanwhile, a population of cells involved in building hyaline cartilage and maintaining the extracellular matrix increased from 22% to 42%.

From Science Daily • Jun. 12, 2026

The extracellular matrix helps maintain the shape and integrity of tissues.

From Science Daily • May 8, 2026

Researchers found that nuclear HSL appears to help regulate important cellular systems, including mitochondrial activity and the extracellular matrix, which provides structural support for tissues.

From Science Daily • May 8, 2026

The Nature Biomedical Engineering study described the material as an intravascularly infused extracellular matrix biomaterial made from decellularized, enzymatically digested, and fractionated ventricular myocardium.

From Science Daily • May 5, 2026

In plants, according to Schleiden, cells are never formed in the intercellular substance—the cytoblastem is within the cells; but extracellular cell formation seems to be the general rule in animals.

From Form and Function A Contribution to the History of Animal Morphology by E. S. (Edward Stuart) Russell

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