thunderstone

noun

thun·​der·​stone ˈthən-dər-ˌstōn 

1

: any of various stones (such as a meteorite or an ancient artifact) regarded as having been cast to the earth as thunderbolts

2

archaic : thunderbolt sense 1b

Examples of thunderstone in a Sentence

Recent Examples on the Web

Per Kangas et al., another 16th-century scholar named Mercati noted a striking resemblance of thunderstones to arrowheads brought back from the Americas, but his observation wasn't published until more than 100 years after the scholar's death. —Jennifer Ouellette, Ars Technica, 19 Oct. 2023

There’s also a dungeon with a bunch of nasty monsters, and the eponymous Thunderstone which everyone is after. —Jonathan H. Liu, WIRED, 10 Sep. 2010

Word History

First Known Use

1598, in the meaning defined at sense 2