Found 2 items, similar to Sheath.
English → English (WordNet) Definition: sheath sheath n 1: a protective covering for a knife or sword 2: an enveloping structure or covering enclosing an animal or plant organ or part [syn: case] 3: a dress suitable for formal occasions [syn: cocktail dress]
English → English (gcide) Definition: Sheath Sheath \Sheath\, n. [OE. schethe, AS. sc[=ae][eth], sce['a][eth], sc[=e][eth]; akin to OS. sk[=e][eth]ia, D. scheede, G. scheide, OHG. sceida, Sw. skida, Dan. skede, Icel. skei[eth]ir, pl., and to E. shed, v.t., originally meaning, to separate, to part. See Shed.] 1. A case for the reception of a sword, hunting knife, or other long and slender instrument; a scabbard. [1913 Webster] The dead knight's sword out of his sheath he drew. --Spenser. [1913 Webster] 2. Any sheathlike covering, organ, or part. Specifically: (a) (Bot.) The base of a leaf when sheathing or investing a stem or branch, as in grasses. (b) (Zo["o]l.) One of the elytra of an insect. [1913 Webster] Medullary sheath. (Anat.) See under Medullary. Primitive sheath. (Anat.) See Neurilemma. Sheath knife, a knife with a fixed blade, carried in a sheath. Sheath of Schwann. (Anat.) See Schwann's sheath. [1913 Webster]