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extracellular

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

Derived 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

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

Ventrix Bio, Inc., the startup cofounded by Christman, has also continued advancing related cardiac extracellular matrix technology.

From Science Daily • May 5, 2026

The therapy is delivered as a liquid injection that quickly forms a web of nanofibers resembling the spinal cord's extracellular matrix.

From Science Daily • Feb. 16, 2026

The enzymes of moulds, and other parasitic plants, are usually extracellular in type, being secreted for the purpose of making the material of the host plant available to the parasite.

From The Chemistry of Plant Life by Thatcher, Roscoe Wilfred

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