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fibroin

American  
[fahy-broh-in] / ˈfaɪ broʊ ɪn /

noun

Biochemistry.
  1. an indigestible protein that is a principal component of spider webs and silk.


fibroin British  
/ ˈfaɪbrəʊɪn /

noun

  1. a tough elastic protein that is the principal component of spiders' webs and raw silk

"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

Etymology

Origin of fibroin

1860–65; < French fibroïne; see fibro-, -in 2

Example Sentences

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See Examples For:

When examined under a microscope, silk fibroin looks like spaghetti or a Jackson Pollock painting.

From Science Daily Jun. 6, 2024

In response, the researchers developed a bilayer adhesive hemostat utilizing mussel adhesive proteins that exhibit strong tissue adhesion underwater and silk fibroin extracted from silkworm cocoons.

From Science Daily Feb. 23, 2024

Silk fibroin -- the structural protein of silk fibers -- can be precisely deposited onto surfaces and easily modified with other chemical and biological molecules to change its properties.

From Science Daily Nov. 22, 2023

The matrix model posits that mineralization occurs in a mantle-secreted matrix of chitin, silk fibroin and acidic proteins.

From Nature Oct. 3, 2012

Raw silk consists of the true silk fibre known as fibroin and a gummy coating, sericin, which dulls the lustre of the silk unless removed.

From Soap-Making Manual A Practical Handbook on the Raw Materials, Their Manipulation, Analysis and Control in the Modern Soap Plant. by Thomssen, E. G.

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