Entropy (disambiguation)

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Entropy is a measure of disorder in a system.

• Entropy, in thermodynamics, energy that is not available to do work
• Entropy (information theory), a measure of the amount of information contained in a message

Computer science

• Entropy (computing), a discussion of entropy generation and API's in computer systems
• Entropy (package manager), a Sabayon Linux package manager
• Entropy (anonymous data store), a discontinued project to build a computer network designed to be resistant to censorship

Ecology

• Entropy (ecology), a measure of biodiversity in the study of biological ecology

Medicine

• Entropy (anesthesiology), a measure of a patient's cortical function

Media and popular culture

Books

• Entropy: A New World View, a book by Jeremy Rifkin and Ted Howard

Films

• "Entropy" (Buffy episode)
• Entropy (film), a 1999 film by Phil Joanou

Games

• Entropy (1977 board game)
• Entropy (1994 board game)
• Entropy (video game)
• Entropy is the name the character "Alchemiss" went by in Freedom Force vs the 3rd Reich, after she went insane over the sudden expansion of her powers.

Music

• Entropy (album), an album by Anathallo and Javelins
• Entropy / Send Them, a hip-hop suite by DJ Shadow and the Groove Robbers
• "Entropy", a song by Bad Religion from Against the Grain
• "Entropy", a song by VNV Nation from Matter + Form
• "Entropy", a song by Moxy Früvous from The 'b' Album
• "Entropy", a song by MC Hawking
• Entropia (album), debut album by Swedish band Pain of Salvation

Stories

• "Entropy", a 1960 short story by Thomas Pynchon
• "Entropy", a 1995 short story by Leanne Frahm