| silicon dioxide n. Silica. |
| silicon dioxide See silica. |
ThesaurusLegend: Synonyms Related Words Antonyms
| Noun | 1. |  silicon dioxide - a white or colorless vitreous insoluble solid (SiO2); various forms occur widely in the earth's crust as quartz or cristobalite or tridymite or lechatelieritecristobalite - a white mineral consisting of silica; found in volcanic rocks quartz - a hard glossy mineral consisting of silicon dioxide in crystal form; present in most rocks (especially sandstone and granite); yellow sand is quartz with iron oxide impurities chert - variety of silica containing microcrystalline quartz flint - a hard kind of stone; a form of silica more opaque than chalcedony lechatelierite, quartz, quartz glass, vitreous silica, crystal - colorless glass made of almost pure silica oxide - any compound of oxygen with another element or a radical silex - a pure form of finely ground silica tridymite - a mineral form of silica |
Want to thank TFD for its existence? Tell a friend about us, add a link to this page, add the site to iGoogle, or visit the webmaster's page for free fun content.
| ?Page tools | ||
|---|---|---|
|