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Matrix most commonly refers to: * ''The Matrix'' (franchise), an American media franchise ** ''
The Matrix ''The Matrix'' is a 1999 science fiction film, science fiction action film written and directed by the Wachowskis. It is the first installment in The Matrix (franchise), ''The Matrix'' film series, starring Keanu Reeves, Laurence Fishburne, Car ...
'', a 1999 science-fiction action film ** "The Matrix", a fictional setting, a virtual reality environment, within ''The Matrix'' (franchise) *
Matrix (mathematics) In mathematics, a matrix (plural matrices) is a rectangle, rectangular array variable, array or table of numbers, symbol (formal), symbols, or expression (mathematics), expressions, arranged in rows and columns, which is used to represent a math ...
, a rectangular array of numbers, symbols or expressions Matrix (or its plural form matrices) may also refer to:

# Science and mathematics

*
Matrix (mathematics) In mathematics, a matrix (plural matrices) is a rectangle, rectangular array variable, array or table of numbers, symbol (formal), symbols, or expression (mathematics), expressions, arranged in rows and columns, which is used to represent a math ...
, algebraic structure, extension of vector into 2 dimensions * Matrix (logic), part of a formula in prenex normal form *
Matrix (biology) In biology, matrix (plural: matrices) is the material (or Tissue (biology), tissue) in between a Eukaryote, eukaryotic organism's Cell (biology), cells. The structure of connective tissues is an extracellular matrix. Fingernails and toenails gr ...
, the material in between a eukaryotic organism's cells * Matrix (chemical analysis), the non-analyte components of a sample *
Matrix (geology) The matrix or groundmass of a rock (geology), rock is the grain size, finer-grained mass of material in which larger grains, crystals, or clastic rock, clasts are embedded. The matrix of an igneous rock consists of finer-grained, often microscop ...
, the fine-grained material in which larger objects are embedded * Matrix (composite), the constituent of a composite material * Hair matrix, produces hair * Nail matrix, part of the nail in anatomy

# Arts and entertainment

## Fictional entities

* Matrix (comics), two comic book characters * Matrix (''Doctor Who''), a computer system on the planet Gallifrey * Matrix, a character from the Canadian animated TV series ''
ReBoot In computing, rebooting is the process by which a running computer system is restarted, either intentionally or unintentionally. Reboots can be either a cold reboot (alternatively known as a hard reboot) in which the power to the system is physi ...
'' * Matrix (''Neuromancer''), a virtual-reality dataspace from the novel * John Matrix, hero of the 1985 film ''
Commando file:Royal_Marines_in_Sangin_MOD_45151554.jpg, Royal Marines from 40 Commando on patrol in the Sangin area of Afghanistan are pictured A commando is a combatant, or operative of an elite light infantry or special operations force, specially tr ...
'' * Irving Joshua Matrix, a fictitious creation of
Martin Gardner Martin Gardner (October 21, 1914May 22, 2010) was an American popular mathematics and popular science writer with interests also encompassing scientific skepticism, Close-up magic, micromagic, philosophy, religion, and literatureespecially the w ...

## Film and television

* ''Matrix'' (TV series), a 1993 Canadian fantasy series * ''Matrix'' (talk show), a 2005–2012 Italian news and talk show * Matrix of Leadership, in the ''Transformers'' franchise

## Games

* '' The Matrix: Path of Neo'', a 2005 action-adventure video game * ''
The Matrix Online ''The Matrix Online'' (abbreviated as ''MxO'') was a massively multiplayer online role-playing game (MMORPG) initially developed by Monolith Productions and later, a few months after launch, by Sony Online Entertainment. It was advertised as a ...
'', a 2005 online multiplayer video game

## Literature

* ''Matrix'' (Perry and Tucker novel), a 1998 ''Doctor Who'' novel by Robert Perry and Mike Tucker * ''Matrix'' (Groff novel), a 2021 novel by Lauren Groff * ''The Matrix'' (magazine), published by the Association for Women in Communications * ''The Matrix'', a 1994 novel by
Denis MacEoin Denis M. MacEoin (26 January 1949 – 6 June 2022) was a British academic, scholar and writer with a focus on Persian studies, Persian, Arab studies, Arabic and Islamic studies. He authored several academic books and articles, as well as many pi ...
as Jonathan Aycliffe * ''Matrix'' (journal), a journal on printing published by
Whittington Press Whittington Court is an Elizabethan manor house, five miles east of Cheltenham in Gloucestershire, England. Adjacent to the house is the Whittington, Gloucestershire, Whittington parish church which dates from the 12th century and now dedicate ...

## Music

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Matrix (band) Matrix is a jazz fusion group from Appleton, Wisconsin, that started in 1974, noted for tight brass ensemble lines and complex musical themes inspired by literary works, the American Indian, and other significant programmatic themes. Matrix made i ...
, an American jazz-fusion ensemble *
Matrix (musician) Jamie Quinn, better known by his stage name Matrix, is a British drum and bass Music producer, producer, DJ, and founder of record label Metro Recordings in London. Musical career 1994-2000: Career beginnings Quinn started his musical career ...
, a British producer and DJ *
Matrix (music) In music, especially folk music, folk and popular music, a matrix is an element of Variation (music), variations which does not change. The term was derived from use in musical writings and from Arthur Koestler's ''The Act of Creation'', who defin ...
, an element in musical variations that remains unchanged * ''matrix'', a 2000 album by
Ryoji Ikeda Ryoji Ikeda (池田 亮司 ''Ikeda Ryōji'', born 1966) is a Japanese Visual arts, visual and sound artist who currently lives and works in Paris, France. Ikeda's music is concerned primarily with sound in a variety of "raw" states, such as sine ...
* ''Matrix'' (EP), by B.A.P, 2015 * "Matrix", a song by Chick Corea from the 1968 album '' Now He Sings, Now He Sobs'' * "Matrix", a song by Kate Pierson from the 2015 album '' Guitars and Microphones'' * The Matrix (production team), a pop-music production team ** ''The Matrix'' (The Matrix album), 2009

* Matrix Business Technologies or Matrix Telecom, Inc., an American telecommunications firm * Matrix Chambers, a set of barristers' chambers in London and Geneva * Matrix Feminist Design Co-operative, a London-based architectural collective, 1980–1994 * Matrix Games, an American video game publisher * Matrix Partners, an American private equity investment firm * Matrix Software, or Matrix Corporation, a Japanese video game developer * Matrix (club), a Berlin nightclub opened in 1996 * The Matrix (club), a San Francisco nightclub, 1965–1972 * The Matrix Theatre Company, in Los Angeles, California, US * Matrix Concepts, a Malaysian property developer

# People

* David Krejčí (born 1986), Czech ice hockey player nicknamed "The Matrix" *
Shawn Marion Shawn Dwayne Marion (born May 7, 1978) is an American former professional basketball Basketball is a team sport in which two teams, most commonly of five players each, opposing one another on a rectangular court, compete with the primary ...
(born 1978), American basketball player nicknamed "The Matrix" * Marco Materazzi (born 1973), Italian footballer nicknamed "Matrix"

# Technology

* Matrix (mass spectrometry), a compound that promotes the formation of ions * Matrix (numismatics), a tool used in coin manufacturing *
Matrix (printing) In the manufacture of metal type used in letterpress printing, a matrix (from the Latin meaning ''womb'' or ''a female breeding animal'') is the mould used to cast a letter, known as a sort (typesetting), sort. Matrices for printing types were ma ...
, a mould for casting letters * Matrix (protocol), an open standard for real-time communication * Matrix (record production), or master, a disc used in the production of phonograph records ** Matrix number, of a gramophone record * Diode matrix, a two-dimensional grid of intersecting diodes * Keyboard matrix circuit, a wire grid for determining which key has been pressed on a keyboard *
Variable-message sign A variable- (also changeable-, electronic-, or dynamic-) message sign, often abbreviated VMS, CMS, or DMS, and in the UK known as a matrix sign, is an electronic traffic sign Traffic signs or road signs are signs erected at the side of ...
, known as ''matrix signs'' in the UK

# Transportation

* Hyundai Matrix, a multi-purpose road vehicle * Toyota Matrix, a compact hatchback car * PA-46R-350T Matrix, a version of the Piper PA-46 aircraft

# Other uses

* Multistate Anti-Terrorism Information Exchange (MATRIX), an American data mining system * Matrix (magic trick), a close-up magic coin and card trick * Matrix, a brand name of veterinary progestin altrenogest * Oberheim Matrix synthesizers, music keyboards * Castle Matrix, near
Rathkeale Rathkeale () is a town in west County Limerick "Remember Limerick" , image_map = Island_of_Ireland_location_map_Limerick.svg , subdivision_type = Country , subdivision_name = Republic of Ireland, Ireland , subdivision ...
, County Limerick, Ireland