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1 definition found
 for Sheath of Schwann
From The Collaborative International Dictionary of English v.0.48 :

  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) (Zool.) 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]

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