ferromagnet
/ˌfɛroʊˈmæɡnɪt/
noun
- A material that exhibits ferromagnetism; a substance that can be strongly magnetized and retain its magnetism.
- The toy contains a small ferromagnet that sticks to the refrigerator.
- A ferromagnet can be magnetized by exposure to a strong magnetic field.
- Iron is the most common ferromagnet used in everyday magnets.
Antonyms