loadstone

• Substantivo que designa um pedaço de magnetita naturalmente magnetizado, com polaridade, capaz de atrair ferro e de ser atraído por outros ímãs.

A noun referring to a naturally magnetized piece of magnetite that has polarity and can attract iron, as well as be attracted to other magnets.

1. C1formalscientific

   A naturally occurring magnetic rock, composed of magnetite, that has polarity and can attract iron and other magnetic materials.

   Ímã natural

   • Ancient mariners used a loadstone to magnetize their compass needles.
   • The loadstone's natural magnetic field was strong enough to pick up iron filings.
   • Geologists discovered a large deposit of loadstone in the mountain range.

   Sinônimoslodestonemagnetmagnetite