silicon carbide

noun

: a very hard dark crystalline compound SiC of silicon and carbon that is used as an abrasive and as a refractory and in electric resistors

Examples of silicon carbide in a Sentence

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Price competition is a bigger risk: Even if EV units keep growing over time, that does not guarantee strong economics for ON with heavier competition in silicon carbide, particularly from Chinese suppliers. Tony Zhang, CNBC, 29 Apr. 2026 But other spacecraft-making materials such as stainless steel, beryllium, titanium, tungsten, and silicon carbide are less likely to do so. Leonard David, Space.com, 13 Feb. 2026 Space Forge’s flying furnace is specifically designed to make seed crystals that would be used later, on Earth, to produce substrates of gallium and aluminum nitride or silicon carbide for high-performance power devices. IEEE Spectrum, 10 Feb. 2026 In 2015 researchers at New York University embedded hollow silicon carbide spheres in a magnesium alloy to create a metal matrix composite lighter than water. Deni Ellis Béchard, Scientific American, 3 Feb. 2026 See All Example Sentences for silicon carbide

Word History

First Known Use

1893, in the meaning defined above

Time Traveler
The first known use of silicon carbide was in 1893

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Cite this Entry

“Silicon carbide.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/silicon%20carbide. Accessed 10 May. 2026.

Medical Definition

silicon carbide

noun
: a very hard dark crystalline compound SiC of silicon and carbon that is used as an abrasive in dentistry

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