silicon dioxide

noun

: silica

Examples of silicon dioxide in a Sentence

Recent Examples on the Web The result is a pattern of silicon nitride pillars sitting on top of the silicon dioxide substrate — a metalens. The Physics Arxiv Blog, Discover Magazine, 29 Dec. 2023 This resin sits on top of a layer of silicon nitride on top of a layer of silicon dioxide. The Physics Arxiv Blog, Discover Magazine, 29 Dec. 2023 The process generally begins with quartz’s cousin, quartzite, which consists in large measure of silicon dioxide. Elizabeth Kolbert, The New Yorker, 23 Oct. 2023 When the researchers apply a gate voltage from under the silicon dioxide, electrons are drawn to the surfaces of the materials. IEEE Spectrum, 14 Apr. 2023 In experiments, players worked on a lab simulator where they were asked to etch a memory hole, which is a trench in a silicon dioxide film that is used to create a memory cell. IEEE Spectrum, 22 Mar. 2023 Separately, the team formed a uniform sheet of an atomically thin material (molybdenum disulfide) on top of a silicon dioxide surface by chemical vapor deposition. John Timmer, Ars Technica, 21 Mar. 2023 The type of silica used to make cell phone chips is an ultra-refined and inherently delicate form of silicon dioxide particles. Sara Novak, Discover Magazine, 24 Dec. 2022 The Sagittarius cell salt is silicon dioxide. BostonGlobe.com, 10 Aug. 2020

These examples are programmatically compiled from various online sources to illustrate current usage of the word 'silicon dioxide.' Any opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback about these examples.

Word History

First Known Use

circa 1909, in the meaning defined above

Time Traveler
The first known use of silicon dioxide was circa 1909

Dictionary Entries Near silicon dioxide

Cite this Entry

“Silicon dioxide.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/silicon%20dioxide. Accessed 29 May. 2024.

Kids Definition

silicon dioxide

noun
: silica

Medical Definition

silicon dioxide

noun
: silica
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