Definition of fibroin in English:

fibroin

Syllabification: fi·bro·in
Pronunciation: /ˈfībrō-in, ˈfib-
 
/

noun

  • A protein that is the chief constituent of silk and spider webs.
    More example sentences
    • Molecular elasticity is associated with a select number of polypeptides and proteins, such as titin, Lustrin A, silk fibroin, and spider silk dragline protein.
    • As water volume decreased and the concentration of fibroin increased, the proteins folded in on themselves, forming round structures called micelles.
    • The mechanisms are not well defined, but iron and tin will promote the photo-oxidation of the silk fibroin.

Origin

mid 19th century: from fibro- + -in1.

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Word of the day skosh
Pronunciation: skōSH
noun
a small amount; a little