lodestone

名词 lodestone:

1. a permanent magnet consisting of magnetite that possess polarity and has the power to attract as well as to be attracted magnetically
   同义词：loadstone

lodestone 也作 load.stone

n.（名词）
A piece of magnetite that has magnetic properties and attracts iron or steel.
天然磁石：有磁性的磁铁矿，能吸引铁或钢
One that attracts strongly.
有强吸引力的人（或物）

来源：
Middle English lode [way] * see lode
中古英语 lode [道路] *参见 lode
stone [from its use by sailors to show the way]
stone [源于海员用它指引道路]