fibril

fi·bril  (fbrl, fbrl)

n.

1. A small slender fiber or filament.

2. Anatomy Any threadlike fiber or filament, such as a myofibril or neurofibril, that is a constituent of a cell or larger structure.

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[New Latin fibrilla, diminutive of Latin fibra, fiber.]

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fibril·lar (-lr), fibril·lary (-lr) adj.

fibril·lose (-ls) adj.

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fibril [fibe-rill]

Noun

a small fibre

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fibril  (fbrl, fbrl)

Any of various threadlike fibers or filaments that are constituent parts of a cell or larger structure. Cellulose fibrils are the main component of cell walls in plants. Fibrils make up the contractile part of striated muscle fiber in the body.

Thesaurus

Noun

1.

fibril - a very slender natural or synthetic fiber filament, strand barb - one of the parallel filaments projecting from the main shaft of a feather cobweb, gossamer - filaments from a web that was spun by a spider chromatid - one of two identical strands into which a chromosome splits during mitosis myofibril, myofibrilla, sarcostyle - one of many contractile filaments that make up a striated muscle fiber rhizoid - any of various slender filaments that function as roots in mosses and ferns and fungi etc hypha - any of the threadlike filaments forming the mycelium of a fungus paraphysis - a sterile simple or branched filament or hair borne among sporangia; may be pointed or clubbed fiber, fibre - a slender and greatly elongated substance capable of being spun into yarn