thorite

noun
tho·​rite | \ ˈthȯr-ˌīt How to pronounce thorite (audio) \

Definition of thorite

: a rare mineral that is a brown to black or sometimes orange-yellow silicate of thorium resembling zircon

First Known Use of thorite

1832, in the meaning defined above

History and Etymology for thorite

Swedish thorit, from New Latin thorium

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The first known use of thorite was in 1832

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Cite this Entry

“Thorite.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/thorite. Accessed 11 Aug. 2020.

More from Merriam-Webster on thorite

Britannica.com: Encyclopedia article about thorite

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