Definition of fibroin in English:

fibroin

Line breaks: fi|broin
Pronunciation: /ˈfʌɪbrəʊɪn
 
/

noun

[mass noun]
  • A protein which is the chief constituent of silk.
    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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