fibrin

American  

[fahy-brin] / ˈfaɪ brɪn /

noun

1. the insoluble protein end product of blood coagulation, formed from fibrinogen by the action of thrombin in the presence of calcium ions.

2. Botany. a fibrinlike substance found in some plants; gluten.

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fibrin British  

/ ˈfɪbrɪn /

noun

1. a white insoluble elastic protein formed from fibrinogen when blood clots: forms a network that traps red cells and platelets

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fibrin Scientific  

/ fī′brĭn /

1. A fibrous protein produced by the action of thrombin on fibrinogen and essential to the coagulation of blood. Fibrin works by forming a fibrous network in which blood cells become trapped, thereby producing a clot.

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Other Word Forms

• fibrinous adjective

Etymology

Origin of fibrin

First recorded in 1790–1800; fibr- + -in ²

Compare meaning

How does fibrin compare to similar and commonly confused words? Explore the most common comparisons:

• fibrin vs. fibrinogen

Example Sentences

One result of this research is CEVAP's patented fibrin sealant, described as a "biological glue."

From Science Daily • Nov. 18, 2025

For patients who are seeking a youthful refresh, she and her nurses first suggest bio-stimulating treatments like platelet-rich fibrin matrix.

From Los Angeles Times • Jul. 11, 2024

Although there are certain materials that naturally degrade within the body like fibrin glue and collagen sponges, they necessitate proteins sourced from humans or animals, making them considerably expensive.

From Science Daily • Feb. 23, 2024

Insulin activation activates other clotting factors until a fibrin clot is produced.

From Textbooks • Jun. 9, 2022

Steurer found these patches were always associated with loss of substance, and were composed of disintegrated fibrin, white and red blood-globules, and colonies of round bacteria in great abundance.

From A System of Practical Medicine by American Authors, Vol. I Volume 1: Pathology and General Diseases by Various