Sheath pronounced as , may refer to:
*
Scabbard, a sheath for holding a sword, knife, or other large blade, as well as guns, such as rifles.
* The outer covering of a
cable
*
Condom
A condom is a sheath-shaped barrier device used during sexual intercourse to reduce the probability of pregnancy or a sexually transmitted infection (STI). There are both male and female condoms. With proper use—and use at every act of in ...
, a kind of contraception
*
Debye sheath, a layer of a plasma in physics
*
Heliosheath
The heliosphere is the magnetosphere, astrosphere and outermost atmospheric layer of the Sun. It takes the shape of a vast, bubble-like region of space. In plasma physics terms, it is the cavity formed by the Sun in the surrounding interst ...
, the region of the heliosphere beyond the termination shock
*
Koteka, a penis sheath worn by some natives of New Guinea
*
''Sheath'' (album), a 2003 techno album by LFO
*
Sheath dress, a type of dress
*
Kosha
A ''kosha'' (also ''kosa''; Sanskrit कोश, IAST: ), usually rendered "sheath", is a covering of the ''Atman'', or Self according to Vedantic philosophy. There are five ''koshas'' (Panchakoshas; ; the five sheaths), and they are often vis ...
, an element in human being makeup according to Hinduist philosophy
Botany
*
Leaf sheath, the leaf base when it forms a vertical coating surrounding the stem
Anatomy
*
Carotid sheath, connective tissue around the neck's vascular compartment
*
Myelin sheath, an insulating layer over the axon of a neuron
* Preputial sheath, protective skin around the penis or clitoris
**
Clitoral hood
**
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 tendon sheath is a layer of synovial membrane around a tendon. It permits the tendon to stretch and not adhere to the surrounding fascia.
It has two layers:
* synovial sheath
A synovial sheath is one of the two membranes of a tendon sheath wh ...
, a synovial membrane surrounding a tendon in, for example, the fingers
*
Vagina, the internal structure of the female genitalia
See also
*
Sheaf (disambiguation)
*
Sheave, a pulley used for holding a belt or rope
*
Sheathing (disambiguation)
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