Medium

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Look up medium in Wiktionary, the free dictionary.

Medium may refer to:

[edit] Communication

• Medium (communication), storage and/or transmission tools used to store and deliver information or data
• Transmission medium, in physics and telecommunications, any material substance which can propagate waves or energy
  • Optical medium, material through which electromagnetic waves propagate
• Medium of instruction, any language or other tools used to educate, train, or instruct

[edit] Natural science

In general, a medium is a material that is either itself undergoing a process that is being studied or used (e.g. transmission medium), or enabling another process of interest (e.g. growth medium). Specific examples include the following:

• Processing medium, in industrial engineering, a material that plays a role in manufacturing processes
• Excitable medium, a nonlinear dynamic system which has the capacity to propagate a wave
• Gain medium, a quantum system that allows amplification of power (gain) of waves passing through (usually by stimulated emission)
• Growth medium (or culture medium), in biotechnology, an object in which microorganisms or cells experience growth
• Interplanetary medium, in astronomy, material which fills the solar system
• Interstellar medium, in astronomy, the matter and energy content that exists between the stars within a galaxy

[edit] In the arts

• The Medium, an opera by Gian-Carlo Menotti
  • The Medium (film), a film version of the opera directed by Menotti
• The Medium, aka Medium Rare, a 1992 film
• Medium (TV series), a television series about a research medium for a district attorney's office
• "Medium", a song written and performed by Incubus on their album Fungus Amungus

[edit] Other

• Mediumship, a practice in which a person claims to be an intermediary between the physical world and the spiritual world
• Medium Productions, a record label
• The Medium (Rutgers), an entertainment weekly at Rutgers

[edit] See also

• Media (disambiguation)

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