Word.ws English Dictionary

Faraday bag

Faraday bag noun: a bag made of a material that blocks electromagnetic signals, and employing special sewing techniques such as dual paired seam construction, used to hold devices such as cell phones in order to prevent outside signals from interfering with the contents of the device.

faraday bag: a bag made of a material that blocks electromagnetic signals, and employing special sewing...
Image: MIC85, CC BY-SA 4.0, via Wikimedia Commons

Noun

Faraday bag (plural Faraday bags)

  1. A bag made of a material that blocks electromagnetic signals, and employing special sewing techniques such as dual paired seam construction, used to hold devices such as cell phones in order to prevent outside signals from interfering with the contents of the device.
    • For instance. when a cell phone is found. proper forensic protocol may call for it to be placed in a Faraday bag, which prevents stray signals from going in or out.2006, Scott Christianson, Bodies of Evidence: Forensic Science and Crime, page 171

Forms of Faraday bag

pluralFaraday bags

Origin of Faraday bag

Named after Michael Faraday.

Questions about Faraday bag

What does Faraday bag mean?
Faraday bag means a bag made of a material that blocks electromagnetic signals, and employing special sewing techniques such as dual paired seam construction, used to hold devices such as cell phones in order to prevent outside signals from interfering with the contents of the device.
What part of speech is Faraday bag?
Faraday bag is a noun.
What is the plural of Faraday bag?
The plural of Faraday bag is Faraday bags.

Words near Faraday bag in the dictionary

  1. Faracis
  2. farad
  3. faradaic
  4. faradaically
  5. faraday
  6. Faraday bag
  7. Faraday bags
  8. Faraday cage
  9. Faraday cages
  10. Faraday cup
  11. Faraday cups

Source and license

Adapted from Wiktionary: Faraday bag (page history and authors). Text available under the Creative Commons Attribution-ShareAlike 4.0 license. Word.ws reformatted the entry and added links. Wiktionary data of 2026-09-02.

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