Translation

lodestone / attractor

Meaning

A piece of iron or other material that has a fixed magnetic field, capable of attracting certain metals.

Examples

• A horseshoe magnet is shaped like a U.
  蹄鉄型磁石はU字型をしています。
• The lodestone is a naturally occurring magnet.
  天然磁石は自然界に存在する磁石です。