di·​op·​side | \ dī-ˈäp-ˌsīd How to pronounce diopside (audio) \

Definition of diopside

: a green to white mineral that consists of pyroxene containing little or no aluminum

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Other Words from diopside

diopsidic \ ˌdī-​ˌäp-​ˈsi-​dik How to pronounce diopside (audio) \ adjective

Examples of diopside in a Sentence

Recent Examples on the Web This one—with its boulder opal center surrounded by diamonds and four diopsides—is particularly stunning. Lane Florsheim, WSJ, "Online Staff Writer Lane Florsheim’s Holiday Gift Guide: Color Their World," 3 Dec. 2018

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

First Known Use of diopside

circa 1808, in the meaning defined above

History and Etymology for diopside

French, from di- + Greek opsis appearance — more at optic

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Time Traveler for diopside

Time Traveler

The first known use of diopside was circa 1808

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Cite this Entry

“Diopside.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/diopside. Accessed 20 Jan. 2021.

More from Merriam-Webster on diopside

Britannica.com: Encyclopedia article about diopside

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