fibril
noun
- Extracellular matrix material consisting of polysaccharides and protein.
- molecular-scale fiber; part of e.g. textile
Wiktionary
Pronunciation: /ˈfaɪbɹ(ə)l/
noun
Etymology: Borrowed from Latin fibrilla, diminutive of Latin fibra. Doublet of fibrilla. Compare fibre.
- A fine fibre or filament.
- Any fine, filamentous structure in animals or plants.