from The Century Dictionary and Cyclopedia
- n. Oue of the hair-like cells borne at the end of the smaller branches of Dasya elegans and similar algæ: usually in the plural.
- n. Same as penicil, 2.
- n. In anatomy, one of the tufts formed by the ramifications of the portal vein in the liver and of the minute arteries in the spleen.
Sorry, no etymologies found.
Pencil, from the Latin penicillus, meaning "little tail."