Medium may refer to:

Science and technology

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Astronomy

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Aviation

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Communication

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Wave physics

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  • Transmission medium, in physics and telecommunications, any material substance which can propagate waves or energy
    • Active laser medium (also called gain medium or lasing medium), a quantum system that allows amplification of power (gain) of waves passing through (usually by stimulated emission)
    • Optical medium, in physics, a material through with electromagnetic waves propagate
  • Excitable medium, a non-linear dynamic system which has the capacity to propagate a wave

Other uses in science and technology

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  • Data storage medium, a storage container in computing
  • Growth medium (or culture medium), in biotechnology, an object in which microorganisms or cells experience growth
  • Porous medium, in engineering and earth sciences, a material that allows fluid to pass through it, such as sand
  • Processing medium, in industrial engineering, a material that plays a role in manufacturing processes

Arts, entertainment, and media

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Publications

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Student Periodicals

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Films

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Other arts, entertainment, and media

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People

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  • Medium, a practitioner of mediumship, the practice of purportedly mediating communication between spirits of the dead and living human beings
  • Tau (rapper) (born 1986), Polish rapper formerly known as "Medium"

Other uses

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  • Medium, a doneness (gradation of cooked meat)
  • Medium pace bowling, another name for fast bowling in the sport of cricket

See also

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