Lodestone (noun)

1. A naturally occurring magnet, especially one composed of iron or magnetite, which has the property of attracting iron and steel.
2. A stone that is thought to have magnetic properties and is used as a navigational aid.
3. A stone that has the power to attract or influence other things.

Origin:

Middle english: from lode 'way, course' + stone.

Examples:

1. The lodestone was a key component in the development of early navigation systems.
2. The lodestone was discovered in ancient Greece and was used to make the first compasses.
3. The lodestone was a powerful tool that allowed mariners to determine their direction at sea.
4. The lodestone was also used in medicine to treat various ailments, such as headaches and dizziness.
5. The lodestone was a fascinating and mysterious object, and its properties were not fully understood for many centuries.