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silicon dioxide

American  
[sil-uh-kuhn-dahy-ahk-sahyd, sil-uh-kahn] / ˈsɪl ə kən daɪˈɑk saɪd, ˈsɪl əˌkɑn /

noun

  1. silica.


silicon dioxide Scientific  
  1. See silica


Other Word Forms

Example Sentences

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Made from amorphous silica, a form of silicon dioxide found naturally in foods and the fossilized remains of microscopic organisms, the engineered nanoparticles appear to attack prostate cancer in multiple ways at once.

From Science Daily Jul. 9, 2026

The pair studied ways to replace silicon dioxide, the dominant gate material at the time, which leaked too much current when devices became very small.

From Science Daily Mar. 5, 2026

Initially, the silicon wafer, which was topped by a thick layer of silicon dioxide, seemed to prevent diamond growth.

From Science Magazine Apr. 24, 2024

Yet the silicon-based equivalent is silicon dioxide, which is basically little more than sand, Shostak explained, listing quartz as an example.

From Salon Dec. 20, 2023

When fused with potassium hydroxide it forms potassium stannate, acting very much like silicon dioxide: SnO2 + 2KOH = K2SnO3 + H2O.

From An Elementary Study of Chemistry by McPherson, William

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