arkose

noun
ar·​kose | \ ˈär-ˌkōs How to pronounce arkose (audio) , -ˌkōz \

Definition of arkose

: a sandstone characterized by feldspar fragments that is derived from granite or gneiss which has disintegrated rapidly

Other Words from arkose

arkosic \ (ˌ)är-​ˈkō-​sik How to pronounce arkosic (audio) , -​zik \ adjective

First Known Use of arkose

1829, in the meaning defined above

History and Etymology for arkose

French

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The first known use of arkose was in 1829

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Cite this Entry

“Arkose.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/arkose. Accessed 27 Oct. 2020.

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