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Zeeman effect Line breaks: Zee¦man ef¦fect
Pronunciation: /ˈziːmən/

Definition of Zeeman effect in English:


The splitting of a spectrum line into several components by the application of a magnetic field.
Example sentences
  • The Zeeman effect is the splitting of a spectral line by a magnetic field.
  • Known as a Feshbach resonance, this pairing phenomenon can be externally controlled by the Zeeman effect using an applied magnetic field.
  • Pauli's basic model was wrong, as it considered only orbital magnetism; spin, still undiscovered in 1920, has a major role both in ferromagnetism and in the anomalous Zeeman effect.


Late 19th century: named after Pieter Zeeman (1865–1943), Dutch physicist.

Definition of Zeeman effect in:
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