Last Updated
：2025/11/23
rare earth magnet
Noun
Japanese Meaning
希土類磁石：希土類元素の合金から作られた強力な永久磁石で、フェライト磁石やアルニコ磁石と比べても非常に強いが、同時に非常に脆い性質を持つ
（ plural ）
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Strong, permanent magnets that are made from alloys of rare earth elements, are much stronger than ferrite or alnico magnets, and are extremely brittle.
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rare earth magnet
A rare earth magnet, a strong permanent magnet made from alloys of rare earth elements that is far stronger than ferrite or alnico but extremely brittle, is used in many high-performance motors.
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A rare earth magnet, a strong permanent magnet made from alloys of rare earth elements that is far stronger than ferrite or alnico but extremely brittle, is used in many high-performance motors.
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