CORK

cork. Cork, n. a tree, bark, bottle-stopple, a sharp point

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Cork (kôrk), n. [[Cf. G., Dan., & Sw. kork, D. kurk; all fr. Sp. corcho, fr. L. cortex, corticis, bark, rind. Cf. Cortex.]] 1. 1. The outer layer of the bark of the cork tree (Quercus Suber), of which stoppers for bottles and casks are made. See Cutose.
2. 2. A stopper for a bottle or cask, cut out of cork.
3. 3. A mass of tabular cells formed in any kind of bark, in greater or less abundance.
☞ Cork is sometimes used wrongly for calk, calker; calkin, a sharp piece of iron on the shoe of a horse or ox. Cork jackets, a jacket having thin pieces of cork inclosed within canvas, and used to aid in swimming. — Cork tree (Bot.), the species of oak (Quercus Suber of Southern Europe) whose bark furnishes the cork of commerce.