Prism

Prism usually refers to:
 * Prism (optics), a transparent optical component with flat surfaces that refract light
 * Prism (geometry), a kind of polyhedron

Prism may also refer to:

Science and mathematics

 * Prism (geology), a type of sedimentary deposit
 * Prism (surveying), a type of target
 * Prism correction, a component of some eyeglass prescriptions

Government

 * PRISM, a surveillance program run by the US National Security Agency
 * PRISM (website), an educational portal website for Indiana teachers
 * Oregon Performance Reporting Information System, a state agency

Publications

 * Prism (comics), a Marvel Comics character
 * Prism International, a Canadian literary magazine
 * PRISM: The Journal of Complex Operations, published by the National Defense University
 * ASEE Prism, the flagship publication of the American Society for Engineering Education
 * Prism Comics, an organization that supports LGBT people in the comics industry
 * The Prism Pentad, a series of Dungeons & Dragons novels by Troy Denning
 * Prism, a monthly on the post-Soviet states by the Jamestown Foundation

Music

 * Prism (band), a Canadian rock band
 * Prism (Prism album), the debut album of the Canadian band
 * Prism (Japanese band), a jazz fusion band
 * Prism (Beth Nielsen Chapman album)
 * Prism (Dave Holland album)
 * Prism (Jeff Scott Soto album)
 * Prism (Joanne Brackeen album)
 * Prism (Katy Perry album)
 * Prism (Matthew Shipp album)
 * Prism (Ryo Kawasaki album)
 * Prism (The Orb album)
 * Prism (Yoshida Brothers album)
 * Prism (Rainbow EP)
 * "Prism", a song from Lindsey Stirling's 2016 album Brave Enough
 * Prism Records, an American record label

Other

 * Prism (play), a 2017 play by Terry Johnson
 * Prism (opera), a 2018 opera by Ellen Reid
 * PRISM (TV network), a defunct cable television channel in Philadelphia, United States
 * Prism (street artist), street artist from Melbourne, Australia
 * Prism Leisure Corporation, a distribution and publishing company in the United Kingdom

Computing

 * Publishing Requirements for Industry Standard Metadata, XML metadata vocabularies for syndicating, aggregating, post-processing and multi-purposing content

Hardware

 * Prism (chipset), a wireless networking chipset
 * Apollo PRISM, a microprocessor made by Apollo Computer
 * DEC PRISM, a cancelled processor architecture designed by Digital Equipment Corporation
 * SGI Prism, a computer
 * Prism Micro Products, a British telecommunications company that produced modems for the Micronet 800 network
 * PR/SM, an IBM mainframe hypervisor

Software

 * Delphi Prism, a software development environment for .NET and Mono
 * Mozilla Prism, a software product for desktop integration of web applications
 * PRISM model checker, a probabilistic model checker
 * GraphPad Prism, software for scientific graphing, biostatistics and curve fitting

Other uses

 * PRISM (reactor), a small nuclear power plant design
 * A retroreflector, used in surveying
 * Prism Rail, a British passenger rail company
 * Prism Motorsports, a defunct NASCAR team
 * Nokia Prism, a fashion mobile phone collection
 * Prism (video game), a video game about manipulating 3D shapes