noun
A region around a magnetic material or a moving electric charge within which the force of magnetism acts.
‘Electrons produce a small magnetic field as they spin and orbit the nucleus of an atom.’- ‘Sunspots are whirling masses of electrically charged gas formed by magnetic fields deep within the Sun.’
- ‘Similarly, if you move a magnet near a wire, the magnetic field will cause electrons in the wire to move.’
- ‘The spin of an electron generates a tiny magnetic field along the particle's spin axis.’
- ‘The magnetic fields acted together with gravitational forces to keep the atoms trapped.’
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