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Faraday cage

noun

, Physics.
  1. an enclosure constructed of grounded wire mesh or parallel wires that shields sensitive electrical instruments from electrostatic interference.


Faraday cage

noun

  1. an earthed conducting cage or container used to protect electrical equipment against electric fields
“Collins English Dictionary — Complete & Unabridged” 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012


Faraday cage

  1. A container made of a conductor, such as wire mesh or metal plates, shielding what it encloses from external electric fields. Since the conductor is an equipotential, there are no potential differences inside the container. The metal hull of an aircraft acts as a faraday cage, protecting its occupants from lightning. Faraday cages are used to protect electronic equipment from such electrical interference as electromagnetic interference.
  2. Also called Faraday shield


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Word History and Origins

Origin of Faraday cage1

First recorded in 1915–20; named after M. Faraday
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Word History and Origins

Origin of Faraday cage1

C20: named after Michael Faraday
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Example Sentences

Frustrated, I turned to technical descriptions of Faraday cage use in the real world and discovered that even very small gaps in material coverage can be enough to allow signals to propagate outside of the cage undiminished.

The total lack of effectiveness of a Faraday cage to check it.

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