kieselguhr

noun
kie·​sel·​guhr | \ ˈkē-zəl-ˌgu̇r How to pronounce kieselguhr (audio) \

Definition of kieselguhr

: loose or porous diatomite

First Known Use of kieselguhr

1875, in the meaning defined above

History and Etymology for kieselguhr

German Kieselgur

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The first known use of kieselguhr was in 1875

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Cite this Entry

“Kieselguhr.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/kieselguhr. Accessed 3 Aug. 2020.

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Britannica.com: Encyclopedia article about kieselguhr

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