silicon dioxide


Definition of silicon dioxide

Examples of silicon dioxide in a Sentence

Recent Examples on the Web The palace of wisdom is a castle made of sand (i.e., curious arrangements of silicon dioxide). Matthew Walther, TheWeek, "Hiroshima must never happen again," 6 Aug. 2020 The motion of the silicon dioxide could indicate a collapse, which would make the experiment a compelling confirmation of GRW predictions. Ramin Skibba, Smithsonian Magazine, "A New Experiment Hopes to Solve Quantum Mechanics’ Biggest Mystery," 5 Feb. 2020 Using similar techniques, Weikart’s team engineered a way to suck all the air out of plastic containers—like a vial, syringe, or another shape—and replace it with silicon dioxide gas. Megan Molteni, Wired, "Vaccine Makers Turn to Microchip Tech to Beat Glass Shortages," 26 June 2020 The majority of all glass is silicon dioxide—one part silicon, two parts oxygen. Katherine Ellen Foley, Quartz, "The US government is spending millions to prevent a shortage of glass vaccine vials," 12 June 2020 Scientists at Purdue University have made the fastest spinning object ever, a tiny ball of silicon dioxide that rotates 300 billion times per second. Caroline Delbert, Popular Mechanics, "The Fastest Spinning Object Ever Could Detect the Elusive Vacuum Friction," 17 Feb. 2020 Changing in the light The team created a small, thin flexible structure, not unlike a silicone bracelet, that contained one layer embedded with photonic crystals of iron oxide mixed with silicon dioxide. National Geographic, "New 'smart' skin changes color using a trick learned from chameleons," 11 Sep. 2019 Chalkboard paints typically contain talc, titanium dioxide, and silicon dioxide, making for a surface that will hold chalk. Hadley Keller, House Beautiful, "Everything You Need to Know About Chalkboard Paint," 29 Apr. 2019 The top coat, in contrast, contained the promised silicon dioxide. Lee Hutchinson, Ars Technica, "The Internet-demanded, partially scientific testing of Ultra-Ever Dry (in HD!)," 4 July 2018

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

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First Known Use of silicon dioxide

circa 1909, in the meaning defined above

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The first known use of silicon dioxide was circa 1909

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Cite this Entry

“Silicon dioxide.” Dictionary, Merriam-Webster, Accessed 30 Oct. 2020.

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silicon dioxide


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