Sheath

Sheath, pronounced /ʃiːθ/, 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

• 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
  • Clitoral sheath
  • Penile sheath, the foreskin into which a penis retracts
• 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

• Sheaf (disambiguation)
• Sheathing (disambiguation)
• Sheave, a pulley used for holding a belt or rope