thunderstone

English

Etymology

From thunder +‎ stone.

Noun

thunderstone (plural thunderstones)

1. (archaic) A thunderbolt.
2. A stone or fossil thought to be, or be caused by, a thunderbolt striking the earth.
   • 1985, Wade Davis, The Serpent and the Rainbow, Simon & Schuster, page 94:

     Thunderstones are sacred to the vodounist, forged as they are by Sobo and Shango, the spirits of thunder and lightning.

3. A belemnite.

References

• “thunderstone”, in Webster’s Revised Unabridged Dictionary, Springfield, Mass.: G. & C. Merriam, 1913, →OCLC.