Siliceous definition

sĭ-lĭshəs
Containing, resembling, relating to, or consisting of silica.
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Of, containing, or like silica.
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Growing in soil that has a large proportion of silica.
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Resembling or containing silica.
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(chemistry) Of, relating to, consisting of, or resembling silica or silicates.
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Origin of siliceous

  • From Latin siliceus of flint from silex silic- flint

    From American Heritage Dictionary of the English Language, 5th Edition