extracellular
adjective
ex·tra·cel·lu·lar
ˌek-strə-ˈsel-yə-lər 
: situated or occurring outside a cell or the cells of the body
extracellular digestion
extracellular enzymes
extracellularly
adverb
Examples of extracellular in a Sentence
Recent Examples on the Web
The researchers have made a breakthrough using small extracellular vesicles (sEVs) that are produced by macrophages infected with Salmonella typhimurium – a leading cause of gastroenteritis.
—
New Atlas, 5 Feb. 2025
Long studied for their ability to benefit cancer treatment, diabetes management and other medical conditions, exosomes are sac-like extracellular carriers that can transport molecules like proteins, lipids and RNAs from one cell to another.
—Noor Lobad, WWD, 3 Sep. 2019
Inside the body, the nanofibers align with the extracellular matrix of surrounding tissue and mimic natural cellular communication.
—New Atlas, 6 Aug. 2024
The protein amyloid-beta makes up extracellular plaques in the brain, which are a hallmark pathology of Alzheimer’s disease.
—Sandra Rose Salathe, Flow Space, 26 June 2024
See all Example Sentences for extracellular 
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New Atlas, 5 Feb. 2025
Long studied for their ability to benefit cancer treatment, diabetes management and other medical conditions, exosomes are sac-like extracellular carriers that can transport molecules like proteins, lipids and RNAs from one cell to another.
—Noor Lobad, WWD, 3 Sep. 2019
Inside the body, the nanofibers align with the extracellular matrix of surrounding tissue and mimic natural cellular communication.
—New Atlas, 6 Aug. 2024
The protein amyloid-beta makes up extracellular plaques in the brain, which are a hallmark pathology of Alzheimer’s disease.
—Sandra Rose Salathe, Flow Space, 26 June 2024
See all Example Sentences for extracellular
Dictionary Entries Near extracellular
Cite this Entry
“Extracellular.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/extracellular. Accessed 23 Feb. 2025.
Copy CitationKids Definition
extracellular
adjective
ex·tra·cel·lu·lar
ˌek-strə-ˈsel-yə-lər
: situated or occurring outside a cell or the cells of the body
Medical Definition
extracellular
adjective
ex·tra·cel·lu·lar
ˌek-strə-ˈsel-yə-lər
: situated or occurring outside a cell or the cells of the body
extracellular digestion
extracellular enzymes
extracellularly
adverb
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