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silica
 
Noun silica has 1 sense
  1. silica, silicon oxide, 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 lechartelierite
    --1 is a kind of oxide
    --1 is a substance of quartz; cristobalite; tridymite; lechartelierite
    --1 has particulars: chert; flint; silex
silhouet silhouette silhouetted silhouettes silhout silhoute silhoutte silibant silica silica gel silicate siliceous silicic silicic acid silicide silicious silicle

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