— fibrillar , adj. — fibrillose , adj.
/fuy"breuhl, fib"reuhl/ , n.
1. a small or fine fiber or filament.
2. Bot. any of the delicate hairs on the young roots of some plants.
3. Cell Biol. any threadlike structure or filament.
[ 1655-65; fibrilla, equiv. to L fibr ( a ) fiber + -illa dim. suffix ]