lodestone
1. [ noun ] (physics,geology,mining) magnetite that possess polarity and has the power to attract as well as to be attracted magnetically
Synonyms: loadstone
Related terms: magnetite permanent_magnet magnetite
2. [ noun ] (physics) a permanent magnet consisting of magnetite that possess polarity and has the power to attract as well as to be attracted magnetically
Synonyms: loadstone
Related terms: permanent_magnet magnetite
Similar spelling:   loadstone
  lodestar