pe·​ri·​do·​tite | \ pə-ˈri-də-ˌtīt How to pronounce peridotite (audio) \

Definition of peridotite

: any of a group of granular igneous rocks composed of ferromagnesian minerals and especially olivine

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Other Words from peridotite

peridotitic \ pə-​ˌri-​də-​ˈti-​tik How to pronounce peridotite (audio) \ adjective

Examples of peridotite in a Sentence

Recent Examples on the Web In Oman, vast ridges of a mineral called peridotite mineralize CO2 from the air, forming white veins resembling marbling in steak. Robert F. Service, Science | AAAS, "Industrial waste can turn planet-warming carbon dioxide into stone," 3 Sep. 2020

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

First Known Use of peridotite

1882, in the meaning defined above

History and Etymology for peridotite

French péridotite, from péridot

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Time Traveler for peridotite

Time Traveler

The first known use of peridotite was in 1882

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Cite this Entry

“Peridotite.” Dictionary, Merriam-Webster, Accessed 28 Feb. 2021.

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