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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-sĕl′yə-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.

See Examples For:

Mesenchymal stem cell therapies and extracellular vesicles derived from these cells may also provide broad immune-regulating effects.

From Science Daily ● Oct. 10, 2026

These cells did not produce 15-PGDH and expressed genes involved in forming hyaline cartilage and maintaining the extracellular matrix needed for healthy cartilage function.

From Science Daily ● Oct. 6, 2026

The team next investigated whether extracellular vesicles released by the organoids could serve as biomarkers of Alzheimer's disease or help researchers evaluate how tissue responds to treatment.

From Science Daily ● Jul. 22, 2026

According to Machairaki, this variation raises the possibility that extracellular vesicles from brain organoids could eventually help identify which patients are most likely to benefit from a particular treatment.

From Science Daily ● Jul. 22, 2026

Such toxins being set free in the culture medium are often known as extracellular.

From Encyclopaedia Britannica, 11th Edition, Volume 3, Part 1, Slice 2 "Baconthorpe" to "Bankruptcy" by Various

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