Look up Code, code, or codé in Wiktionary, the free dictionary.

A code is a rule for converting a piece of information into another object or action, not necessarily of the same sort.

Code may also refer to:

Computing

• Code (metadata), data elements whose allowable values can be represented as enumerated lists
• Code point, in numerical value used in character encoding
• Code.org, a non-profit organization and website that encourages U.S. school students to learn computer science
• Coding theory, branch of mathematics and computer science dealing with data transmission
• Computer code, set of instructions forming a computer program which is executed by a computer.
• Machine code, a sequence of instructions to a processor unit
• Source code, a sequence of instructions written in some human-readable computer programming language
• <code></code>, an HTML element

Science and technology

• Code (coding theory), a subset of cardinality at least two of a Hamming space
• Code (cryptography), device for hiding the meaning of a message
• Code (semiotics), device to carry information in a verbal and/or nonverbal form
• Code (set theory), set with a particular isomorphism to another set
• Barcode, an optical, machine-readable representation of a numeric code that identifies the object to which it is attached
• Baudot code, used in telegraphy
• Diagnosis code, used to translate medical conditions into statistical codes, also used for the purpose of health care planning and reimbursement
• Encoding (memory), storage and recalling of information by organisms
• Genetic code, a correspondence between the structures of messenger RNA and proteins
• Hospital emergency codes, used in hospitals worldwide to alert staff to various emergencies
• Morse code, a method with which humans can transmit letters using only short and long pulses
• Nomenclature codes, rulebooks of scientific naming convention
• Serial code or serial number

Society and law

• Code (law), body of law written and enforced by a sovereign state
  • Legal code (municipal), a body of law written by a regional or local governmental entity
• Building code, set of rules that specify the minimum standards for constructed objects
• Code name, a word or name used to refer to another name, word, project or person
• Ethical code, adopted by a profession, by a governmental or quasi-governmental organ, or by a trade group or other organization
• Code Parish in Latvia

Arts, entertainment, and media

Films

• The Code (2001 film), 2001 Linux documentary
• The Code (2002 film), French film
• Thick as Thieves (2009 film) or The Code, 2009 heist film

Literature

• Code (novel), a 2013 novel by Kathy Reichs
• Code: The Hidden Language of Computer Hardware and Software, a 1999 book by Charles Petzold
• Code and Other Laws of Cyberspace, a 1999 book by Lawrence Lessig
  • Code: Version 2.0, a 2006 update to Lessig's 1999 book
• The Code (novel), a novel in the Nick Carter-Killmaster series

Music

• Code (band), English black metal band
• Codes (band), Irish indie electronic band
• The Code (band), ska punk band
• Code (album), a 1987 album by Cabaret Voltaire
• The Code (album), a 2016 album by Young Noble & Deuce Deuce, or the title song
• The Code (EP), an EP by Monsta X
• U;Nee Code or Code, the 2003 debut album by Korean pop singer U;Nee
• "The Code" (King Von song), 2020
• "Code" (song), a 2022 song by Offset and Moneybagg Yo
• "The Code" (Nemo song), 2024

Television

• The Code (Australian TV series), a 2014–2016 Australian political drama
• The Code (British TV programme), a 2011 British mathematics documentary series from BBC2
• The Code (American TV series), a 2019 American military legal drama
• The Code (game show), British game show
• "The Code" (Smart Guy), a 1997 episode of Smart Guy
• "The Code" (The Amazing World of Gumball), a 2016 episode of The Amazing World of Gumball
• Code: Secret Room, 2016 South Korean TV series
• The Code: Crime and Justice, a 2007 Australian legal documentary program
• The Code (Fear the Walking Dead), an episode of Fear the Walking Dead

Video games

• Code (video game), a puzzle video game
• Konami Code, a cheat code which appears in mainly Konami video games

Other uses in arts, entertainment, and media

• Code (audio standard), or ΧΟΔΕ, high-fidelity audio disc brand developed by T-Bone Burnett
• Motion Picture Production Code or Hays Code, the voluntary US films censorship guidelines from 1930 to 1968

Sports and hobbies

• Code, any one of the distinct games known as football
• Code, a unit of scale in model railroading
• Rugby codes, distinguishing between rugby league and rugby union

See also

• CODE (disambiguation)
• Code mixing
• Code-switching (disambiguation)
• Code talker
• Codebook (disambiguation)
• Codec (disambiguation)
• Codex (disambiguation)
• Coding (disambiguation)
• Kode (disambiguation)
• Product code (disambiguation)
• Recode (disambiguation)

This disambiguation page lists articles associated with the title Code.
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