Capsule may refer to:

Biology and medicine

Articular capsule In anatomy, a joint capsule or articular capsule is an envelope surrounding a synovial joint.Bacterial capsule The bacterial capsule is a large structure common to many bacteria. It is a polysaccharide layer that lies outside the cell envelope, and is thus deemed part of the outer envelope of a bacterial cell. It is a well-organized layer, not easily wash ...

, a layer that lies outside the cell wall of bacteria *

Bowman's capsule Bowman's capsule (or the Bowman capsule, capsula glomeruli, or glomerular capsule) is a cup-like sac at the beginning of the Renal tubule, tubular component of a nephron in the mammalian kidney that performs the first step in the filtration of b ...

(glomerular capsule), a sac surrounding a glomerulus in a mammalian kidney * Capsular contracture, the scar tissue naturally forming around breast implants *

Capsule (fruit) In botany, a capsule is a type of simple, dry, though rarely fleshy dehiscent fruit produced by many species of angiosperms ( flowering plants). Origins and structure The capsule (Latin: ''capsula'', small box) is derived from a compound (mul ...

, or ''seed capsule'', a type of dry fruit like the poppy, iris or foxglove *

Capsule (pharmacy) In the manufacture of pharmaceuticals, encapsulation refers to a range of dosage forms—techniques used to enclose medicines—in a relatively stable shell known as a capsule, allowing them to, for example, be taken orally or be used as suppos ...

, a small gelatinous case enclosing a dose of medication *

Glisson's capsule The liver is a major metabolic organ exclusively found in vertebrates, which performs many essential biological functions such as detoxification of the organism, and the synthesis of various proteins and various other biochemicals necessary fo ...

, a fibrous layer covering the external surface of the liver *

Lymph node capsule A lymph node, or lymph gland, is a kidney-shaped organ of the lymphatic system and the adaptive immune system. A large number of lymph nodes are linked throughout the body by the lymphatic vessels. They are major sites of lymphocytes that include ...

Renal capsule The renal capsule is a tough fibrous layer surrounding the kidney and covered in a layer of perirenal fat known as the adipose capsule of kidney. The adipose capsule is sometimes included in the structure of the renal capsule. It provides some ...

, a tough fibrous layer surrounding the kidney *

Yeast capsule Yeasts are eukaryotic, single-celled microorganisms classified as members of the fungus kingdom. The first yeast originated hundreds of millions of years ago, and at least 1,500 species are currently recognized. They are estimated to constitu ...

, a layer surrounding some pathogenic yeasts

Capsules of the brain

External capsule The external capsule is a series of white matter fiber tracts in the brain. These fibers run between the most lateral (toward the side of the head) segment of the lentiform nucleus (more specifically the putamen) and the claustrum. The white matt ...

* Extreme capsule *

Internal capsule The internal capsule is a paired white matter structure, as a two-way nerve tract, tract, carrying afferent nerve fiber, ascending and efferent nerve fiber, descending axon, fibers, to and from the cerebral cortex. The internal capsule is situate ...

Other uses

Capsule (band) is a Japanese electronica band consisting of producer Yasutaka Nakata and vocalist Toshiko Koshijima. Career Capsule formed in November 1997, after Yasutaka Nakata and Toshiko Koshijima met at the Teens' Music Festival in the Hokuriku area ...

, a Japanese electronic duo *

Capsule (CRM) Capsule is a customer relationship management (CRM) software-as-a-service web application and mobile app developed by Zestia, a privately-held software company that operates globally and was founded in 2009. History Capsule was released in 200 ...

, a Customer Relationship Management SaaS web application and mobile app * Capsule (Ferris wheel), a passenger compartment * Capsule (geometry), a shape consisting of a cylinder capped with hemispheres *

Capsule hotel A capsule hotel (), also known in the Western world as a pod hotel, is a type of hotel developed in Japan that features many small, bed-sized rooms known as capsules. Capsule hotels provide cheap, basic overnight accommodation for guests who do ...

, a type of very dense overnight lodging popular in urban Japan *

Capsule (microphone) A microphone, colloquially called a mic (), or mike, is a transducer that converts sound into an electrical signal. Microphones are used in many applications such as telephones, hearing aids, public address systems for concert halls and publi ...

, the component which converts acoustic energy into an electric signal *

Capsule neural network A capsule neural network (CapsNet) is a machine learning system that is a type of artificial neural network (ANN) that can be used to better model hierarchical relationships. The approach is an attempt to more closely mimic biological neural organi ...

, a type of artificial neural network *

Capsule review A capsule review or mini reviewThe Word, 1976, issue 12, page 1Google Books/ref> is a form of appraisal, usually associated with journalism, that offers a relatively short critique of a specified creative work (movie, music album, restaurant, pain ...

, short critique *

Capsule (website) Capsule is an event planning and private group based multi-media and photo sharing social platform. Founded in 2011, it provides members with a way to share event information among group members through its website or mobile app. It has been featu ...

, an event-sharing social platform *

Space capsule A space capsule is a spacecraft designed to transport cargo, scientific experiments, and/or astronauts to and from space. Capsules are distinguished from other spacecraft by the ability to survive reentry and return a payload to the Earth's surfa ...

, a type of crewed spacecraft * ''

The Capsule ''The Capsule'' is a 2012 Greek short drama film directed by Athina Rachel Tsangari and starring Ariane Labed, Isolda Dychauk, Clémence Poésy, and Aurora Marion. Aleksandra Waliszewska is co-writer of the film. The spoken language is French ...

'', a 2012 Greek short film *

Time capsule A time capsule is a historic treasure trove, cache of goods or information, usually intended as a deliberate method of communication with future people, and to help future archaeologists, anthropologists, or historians. The preservation of holy ...

, a cache of items and/or information to be preserved for future times

Biology and medicine

Capsules of the brain

Other uses

See also