AskDefine | Define prism

Dictionary Definition



1 a polyhedron with two congruent and parallel faces (the bases) and whose lateral faces are parallelograms
2 optical device having a triangular shape and made of glass or quartz; used to deviate a beam or invert an image [syn: optical prism]

User Contributed Dictionary



prisma, "sawn to shape"



  1. In the context of "shapes": A polyhedron with parallel ends of the same size and shape, the other faces being parallelogram-shaped sides.
  2. A transparent block in the shape of a prism (typically with triangular ends), used to split or reflect light.
  3. A crystal in which the faces are parallel to the vertical axis.
polyhedron with parallel ends of the same size and shape
block used to split or reflect light

Extensive Definition

Prism may refer to:

Science and mathematics

Media and entertainment

Books, comics and magazines


Computing and software

  • PRISM (chipset), a wireless networking chipset
  • Apollo PRISM, a microprocessor made by Apollo Computer
  • DEC PRISM, a microprocessor made by Digital Equipment Corporation
  • Mozilla Prism, a software product for desktop integration of web applications
  • SGI Prism, a computer
  • IBM's PR/SM - a mainframe hypervisor
  • Project Prism, an open source project for developing composite WPF applications


Other meanings

prism in Bengali: প্রিজম
prism in German: Prisma
prism in Spanish: Prisma
prism in French: Prism
prism in Indonesian: Prisma
prism in Dutch: Prisma
prism in Japanese: プリズム (曖昧さ回避)
prism in Portuguese: Prisma (desambiguação)
prism in Russian: Призма
prism in Finnish: Prisma
prism in Swedish: Prisma

Synonyms, Antonyms and Related Words

achromatic lens, astigmatic lens, burning glass, camera, coated lens, concave lens, concavo-convex lens, condenser, convex lens, eyeglass, eyepiece, glass, hand lens, lens, magnifier, magnifying glass, meniscus, object glass, objective, objective prism, ocular, reader, reading glass, telephoto lens, toric lens, varifocal lens, zoom lens
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