ep·​i·​dote ˈe-pə-ˌdōt How to pronounce epidote (audio)
: a yellowish-green mineral Ca2(Al,Fe)3Si3O12OH usually occurring in grains or columnar masses and sometimes used as a gemstone

Examples of epidote in a Sentence

Recent Examples on the Web Specifically, the multi-heavy mineral prospect consists of abrasives garne and epidote, and zircon, magnetite and gold. Elwood Brehmer, Anchorage Daily News, 7 Nov. 2019 That’s the iron silicate minerals epidote and chlorite. Peter Hessler, National Geographic, 25 July 2016

These examples are programmatically compiled from various online sources to illustrate current usage of the word 'epidote.' Any opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback about these examples.

Word History


French épidote, from Greek epididonai to give in addition, from epi- + didonai to give — more at date

First Known Use

1808, in the meaning defined above

Time Traveler
The first known use of epidote was in 1808

Dictionary Entries Near epidote

Cite this Entry

“Epidote.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/epidote. Accessed 18 Apr. 2024.

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