silicon dioxide
nounDefinition of silicon dioxide
: silica
Examples of silicon dioxide in a Sentence
Recent Examples on the Web
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 start life as nanoparticles of silicon dioxide. — Lee Hutchinson, Ars Technica, "The Internet-demanded, partially scientific testing of Ultra-Ever Dry (in HD!)," 4 July 2018 The mafic or basaltic magma, which is only about 45 to 55 percent silicon dioxide, can be a very hot 1,832 to 2,192 degrees Fahrenheit. — New York Times, "How Hot Can Lava Get?," 18 May 2018 One type of magma, called felsic or rhyolitic, is about 65 percent to 75 percent silicon dioxide; its temperature is roughly 1,112 to 1,472 degrees Fahrenheit. — New York Times, "How Hot Can Lava Get?," 18 May 2018 An intermediate type of magma, at about 55 to 65 percent silicon dioxide, ranges from 1,472 to 1,832 degrees Fahrenheit. — New York Times, "How Hot Can Lava Get?," 18 May 2018 Moganite, a crystal of silicon dioxide similar to quartz, is known to form on Earth in specific circumstances in sedimentary settings from alkaline fluids. — Tereza Pultarova, Scientific American, "Mineral Found in Lunar Meteorite Hints at Hidden Moon Water," 3 May 2018 In the case of flat glass, which makes up windows, that mixture may include sand (silicon dioxide), lime, and soda. — Doug Main, The Atlantic, "Humankind’s Most Important Material," 7 Apr. 2018These 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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