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
Media and entertainment
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