pegmatite

noun
peg·​ma·​tite | \ ˈpeg-mə-ˌtīt How to pronounce pegmatite (audio) \

Definition of pegmatite

: a coarse variety of granite occurring in dikes or veins

Other Words from pegmatite

pegmatitic \ ˌpeg-​mə-​ˈti-​tik How to pronounce pegmatitic (audio) \ adjective

First Known Use of pegmatite

circa 1828, in the meaning defined above

History and Etymology for pegmatite

French, from Greek pēgmat-, pēgma something fastened together, from pēgnynai to fasten together — more at pact

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The first known use of pegmatite was circa 1828

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Cite this Entry

“Pegmatite.” The Merriam-Webster.com Dictionary, Merriam-Webster Inc., https://www.merriam-webster.com/dictionary/pegmatite. Accessed 28 January 2020.

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Britannica.com: Encyclopedia article about pegmatite

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