Meaning of SILICA
| Pronunciation: | | 'siluku
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 WordNet Dictionary |
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| | Definition: | | [n] a white or colorless vitreous insoluble solid (SiO2); various forms occur widely in the earth's crust as quartz or cristobalite or tridymite or lechartelierite |
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| | Synonyms: | | silicon dioxide, silicon oxide |
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| | See Also: | | chert, cristobalite, flint, lechartelierite, oxide, quartz, silex, tridymite | |
| Webster's 1913 Dictionary |
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| | Definition: | | \Sil"i*ca\, n. [NL., from L. silex, silics, a flint.]
(Chem.)
Silicon dioxide, SiO?. It constitutes ordinary quartz (also
opal and tridymite), and is artifically prepared as a very
fine, white, tasteless, inodorous powder.
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