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penicil

[pen-uh-sil]
noun
  1. a small, brushlike tuft of hairs, as on a caterpillar.
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Origin of penicil

First recorded in 1820–30, penicil is from the Latin word pēnicillus painter's brush or pencil. See pencil
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018