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• Faraday
  Faraday

  noun

  Michael, 1791–1867, English physicist and chemist: discoverer of electromagnetic induction.
• faraday
  faraday

  noun

  a quantity of electricity, used in electrochemical calculations, equivalent to unit amount of substance of electrons. It is equal to the product of the Avogadro number and the charge on the electron and has the value 96 487 coulombs per mole

Faraday

American  

[far-uh-dee, -dey] / ˈfær ə di, -ˌdeɪ /

noun

1. Michael, 1791–1867, English physicist and chemist: discoverer of electromagnetic induction.

2. a unit of electricity used in electrolysis, equal to 96,500 coulombs.

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Faraday ¹ British  

/ ˈfærəˌdeɪ /

noun

1. Michael. 1791–1867, English physicist and chemist who discovered electromagnetic induction, leading to the invention of the dynamo. He also carried out research into the principles of electrolysis

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faraday ² British  

/ ˈfærəˌdeɪ /

noun

1.  F.  a quantity of electricity, used in electrochemical calculations, equivalent to unit amount of substance of electrons. It is equal to the product of the Avogadro number and the charge on the electron and has the value 96 487 coulombs per mole

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Faraday ¹ Scientific  

/ făr′ə-dā′,-dē /

1. British physicist and chemist whose experiments into the connections between electricity, magnetism, and light laid the foundation for modern physics. In addition to discovering electromagnetic induction, he invented the electric motor, generator, and transformer, and he discovered the carbon compound benzene.

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faraday ² Scientific  

/ făr′ə-dā′ /

1. A measure of electric charge equal to the charge carried by one mole of electrons, about 96,494 coulombs per mole. The faraday is used in measurements of the electricity required to break down a compound by electrolysis.

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Etymology

Origin of faraday

C20: named after Michael _Faraday

Example Sentences

The researchers collected the data by measuring an effect called Faraday rotation, which occurs when radio waves travel through areas filled with electrons and magnetic fields.

From Science Daily • May 20, 2026

Previous banknotes have pictured other national figures including novelist Charles Dickens, physicist and chemist Michael Faraday, composer Edward Elgar, nurse Florence Nightingale and architect Christopher Wren.

From Barron's • Mar. 12, 2026

In the motel room, they found a Faraday bag, commonly used to block electronic signals, near Pysher’s cellphone.

From Los Angeles Times • Feb. 23, 2026

"Invest in a Faraday pouch but replace it every couple of years," he said, "because they become less effective over time."

From BBC • Feb. 7, 2026

Rowan was pleased to hear Scythe Faraday reciting Kohl Whitlock’s name as one of his chosen ten.

From "Scythe" by Neal Shusterman