fibril

noun fi·bril \ˈfī-brəl, ˈfi-\

Definition of FIBRIL

: a small filament or fiber: as

a : root hair

b (1) : one of the fine threads into which a striated muscle fiber can be longitudinally split (2) : neurofibril

— fi·bril·lar \ˈfi-brə-lər, ˈfī-\ adjective

New Latin fibrilla, diminutive of Latin fibra

First Known Use: 1664

Medical Dictionary

noun fi·bril \ˈfīb-rəl, ˈfib-\

: a small filament or fiber: as a : one of the fine threads into which a striated muscle fiber can be longitudinally split b : neurofibril

Next Word in the Dictionary: fibrillar theoryPrevious Word in the Dictionary: fibreAll Words Near: fibril

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