from The American Heritage® Dictionary of the English Language, 4th Edition
- n. A viscous gelatinous protein that forms on the surface of raw-silk fibers.
from Wiktionary, Creative Commons Attribution/Share-Alike License
- n. A water-soluble glycoprotein that binds the two fibroin filaments of a silk fibre
from the GNU version of the Collaborative International Dictionary of English
- n. A gelatinous nitrogenous material extracted from crude silk and other similar fiber by boiling water; -- called also silk gelatin.
from The Century Dictionary and Cyclopedia
- n. The gelatinous substance of silk; silk-gelatin.
Latin sēricus, silken; see serge1 + -in.(American Heritage® Dictionary of the English Language, Fourth Edition)