tro·​na | \ ˈtrō-nə How to pronounce trona (audio) \

Definition of trona

: a gray-white or yellowish-white monoclinic mineral consisting of a hydrous acid sodium carbonate

Examples of trona in a Sentence

Recent Examples on the Web Current federal trona royalties range from 3% to 8%. Washington Post, "US officials propose less paperwork for mineral royalty cuts," 18 Oct. 2019 To make money, Staley spent two and a half summers mining trona, a mineral used to make baking soda, in Rock Springs, Wyo. Kate Kelly, New York Times, "James Staley’s Series of Unfortunate Events," 26 Aug. 2017

These example sentences are selected automatically from various online news sources to reflect current usage of the word 'trona.' Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.

First Known Use of trona

1799, in the meaning defined above

History and Etymology for trona

Swedish, probably from Arabic natrūn natron — more at natron

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The first known use of trona was in 1799

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Cite this Entry

“Trona.” Dictionary, Merriam-Webster, Accessed 19 Oct. 2020.

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