Hypertext Webster Gateway: "fibril"
From Webster's Revised Unabridged Dictionary (1913) (web1913)
Fibril \Fi"bril\, n. [F. fibrille, dim. of fibre, L. fibra.]
A small fiber; the branch of a fiber; a very slender thread;
a fibrilla. --Cheyne.
From WordNet (r) 1.7 (wn)
fibril
n : a very slender natural or synthetic fiber [syn: {filament},
{strand}]
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