Cortex

Chamber's Twientieth Century Dictionary · 1908 · p. 25

kor′teks, n. the bark or skin of a plant: a covering.— adjs. Cor′tical , pertaining to the cortex: external; Cor′ticate , -d , furnished with bark; Corticif′ėrous , producing bark; Cortic′iform , resembling bark; Cor′ticole , Cortic′olous , growing on bark; Cor′ticose , barky. [L. cortex , corticis , bark.]