01 n. A case for the reception of a sword, hunting knife, or other long and slender instrument; a scabbard.
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1.
A case for the reception of a sword, hunting knife, or other long and slender instrument; a scabbard.“The dead knight's sword out of his sheath he drew.” — Spenser.
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2.
Any sheathlike covering, organ, or part.(Bot.)
Phrases & compounds
Medullary sheath —
See under Medullary.
Primitive sheath —
See Neurilemma.
Sheath knife —
a knife with a fixed blade, carried in a sheath.
Sheath of Schwann —
See Schwann's sheath.