Similar term(s): magnet, magnetic.
A class of physical phenomena that include being able to attract iron.
Magnetism is associated with moving electricity, is exhibited by both magnets
and electric currents, and involves force ["magnetic"] fields.
A magnet is any material that has a magnetic field. It can
attract certain materials such as iron and attract or repel other magnets.
Permanent magnets do not rely upon outside influences to
generate their field. They retain their magnetism for a long time.
Electromagnets rely upon electric current to generate a
magnetic field. When the current increases, so does the field.
Example of a permanent magnet
Source: Wake Forest University Magnetic Field
Magnetic field - Ferromagnetism - Geomagnetic field
To read about this term in context:
GreenFacts Summary on Static Fields: