fer·​ro·​sil·​i·​con | \ ˌfer-ō-ˈsi-li-kən How to pronounce ferrosilicon (audio) , -lə-ˌkän \

Definition of ferrosilicon

: an alloy of iron and silicon containing 15 to 95 percent silicon and used for deoxidizing molten steel and making silicon steel and high-silicon cast iron

Examples of ferrosilicon in a Sentence

Recent Examples on the Web Despite generating clean geothermal energy and hydropower, major industries including aluminum and ferrosilicon production also produce a third of Iceland’s carbon dioxide. Liz Alderman, New York Times, "What Worries Iceland? A World Without Ice. It Is Preparing.," 9 Aug. 2019

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

First Known Use of ferrosilicon

1874, in the meaning defined above

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The first known use of ferrosilicon was in 1874

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Cite this Entry

“Ferrosilicon.” The Merriam-Webster.com Dictionary, Merriam-Webster Inc., https://www.merriam-webster.com/dictionary/ferrosilicon. Accessed 6 December 2019.

More from Merriam-Webster on ferrosilicon

Britannica.com: Encyclopedia article about ferrosilicon

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very cautious or careful

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