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

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

For several weeks, the keys for my replacement car shared a space with the yoghurt and leftovers until I invested in a more reliable and hygienic precaution - a Faraday pouch.

From BBC • Feb. 7, 2026

As radio waves pass through magnetized plasma, the angle of their polarization shifts depending on frequency, a process called Faraday rotation.

From Science Daily • Jan. 28, 2026

“You’re back early,” Scythe Faraday commented when she returned.

From "Scythe" by Neal Shusterman