cu·ti·cle noun \ˈkyüt-i-kəl\
: an outer covering layer: as a : the outermost layer of integument composed of epidermis b : the outermost membranous layer of a hair consisting of cornified epithelial cells
: dead or horny epidermis (as that surrounding the base and sides of a fingernail or toenail)
—cu·tic·u·lar \kyu̇-ˈtik-yə-lər\ adjective
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