Sheath, pronounced /ʃθ/, may refer to:

  • Scabbard, a sheath for holding a sword, dagger, knife, or similar edged weapons, as well as long guns, such as rifles and shotguns.
  • The outer covering of an electrical cable
  • Debye sheath, a layer of a plasma in physics
  • Heliosheath, the region of the heliosphere beyond the termination shock
  • Kosha, an element in human being makeup according to Hinduist philosophy
  • Koteka, a penis sheath worn by some natives of New Guinea
  • Sheath (album), a 2003 album by LFO
  • Sheath dress, a type of dress

Biology

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  • Carotid sheath, connective tissue around the neck's vascular compartment
  • Leaf sheath, the leaf base when it forms a vertical coating surrounding the stem
  • Myelin sheath, an insulating layer over the axon of a neuron
  • Preputial sheath, protective skin around the penis or clitoris
  • Rectus sheath, the laminas around abdominal muscles
  • Root sheath, the inner or epidermic coat around the root of a hair follicle
  • Tendon sheath, a synovial membrane surrounding a tendon in, for example, the fingers

See also

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