adjective
fibrous
FY-brus/ˈfaɪbrəs/
Made of or resembling threadlike strands.
The frayed rope reveals its fibrous structure.

Etymology
Latin fibra names a filament: fibrous describes material whose structure consists of such strands, contains them, or looks as though it does.
In context
The tough outer layer, or fibrous pericardium, is made of dense connective tissue
More examples
- She separated the tough fibrous strands.
- The material formed a fibrous mat.
- The sample contained dense fibrous tissue.
Forms
fibrous · more fibrous · most fibrous
fiber noun — a threadlike strand
Similar words
- stringy
- Stringy is the everyday texture term; fibrous describes composition from threadlike strands.
- filamentous
- Filamentous similarly means threadlike; fibrous often concerns bundled material or tissue.