Definition of Silicon dioxide

1. Noun. A white or colorless vitreous insoluble solid (SiO2); various forms occur widely in the earth's crust as quartz or cristobalite or tridymite or lechatelierite.

Exact synonyms: Silica, Silicon Oxide
Substance meronyms: Cristobalite, Quartz, Crystal, Lechatelierite, Quartz, Quartz Glass, Vitreous Silica, Tridymite
Specialized synonyms: Chert, Flint, Silex
Generic synonyms: Oxide
Derivative terms: Siliceous, Silicious

Definition of Silicon dioxide

1. Noun. (chemistry) A hard glassy mineral, SiO?, occurring as quartz, sand, opal etc. Informally known as silica. ¹

¹ Source: wiktionary.com

Medical Definition of Silicon dioxide

1. Silica. Transparent, tasteless crystals found in nature as agate, amethyst, chalcedony, cristobalite, flint, sand, quartz, and tridymite. The compound is insoluble in water or acids except hydrofluoric acid. Chemical name: Silica (12 Dec 1998)

Lexicographical Neighbors of Silicon Dioxide

silicoidea
silicon
silicon-28
silicon-29
silicon-30
silicon-based
silicon-controlled rectifier
silicon alkoxide
silicon bronze
silicon burning
silicon carbide
silicon carbides
silicon chip
silicon chips
silicon compounds
silicon dioxide (current term)
silicon ester
silicon germanide
silicon germanium
silicon hydride
silicon iron
silicon monoxide
silicon nitride
silicon oxide
silicon photonics
silicon planet
silicon planets
silicon rubber
silicon steel
silicon tetrachloride

Literary usage of Silicon dioxide

Below you will find example usage of this term as found in modern and/or classical literature:

1. An Introduction to the Study of Chemistry by Ira Remsen (1909)
"It occurs chiefly in the .form of the oxide, SiO2, commonly called silica, or silicon dioxide; and in combination with oxygen and several of the common ..."

2. Inorganic Chemistry by Ira Remsen (1889)
"silicon dioxide, SiO,.—This compound occurs very abundantly in nature in many ... Quartz is a form of crystallized silicon dioxide which is found very ..."

3. Inorganic Chemistry by Ira Remsen (1890)
"silicon dioxide, SiO,.—This compound occurs very abundantly in nature in many ... Quartz is a form of crystallized silicon dioxide which is found very ..."

4. Inorganic Chemistry by Ira Remsen (1898)
"silicon dioxide, SiO2.—This compound occurs very abundantly in nature in many ... Quartz is a form of crystallized silicon dioxide which is found very ..."

5. The Principles of Inorganic Chemistry by Wilhelm Ostwald (1904)
"This is a greenish or black-coloured mass obtained by allowing carbon to act on silicon dioxide at the very high temperature of the electric furnace : SiO, ..."

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