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Lenz's law Syllabification: Lenz's law
Pronunciation: /ˈlentsiz/ /ˈlenziz/

Definition of Lenz's law in English:

A law stating that the direction of an induced current is always such as to oppose the change in the circuit or the magnetic field that produces it.
Example sentences
  • By Lenz's law, the current swirls in such a way as to create a magnetic field opposing the change; to do this in a conductor, electrons swirl in a plane perpendicular to the magnetic field.
  • The DLR team used electromagnetic levitation, which exploits an EM field to provide both levitation, through Lenz's law, and heating, through surface eddy currents.
  • This is created because of a principle known as Lenz's law.


Mid 19th century: named after Heinrich F. E. Lenz (1804–65), German physicist.

Definition of Lenz's law in:
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