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Definitions of siliceous
  1. adjective
    relating to or containing or resembling silica
    "gritrock is siliceous sandstone"

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Definition that contains siliceous
  • grit a hard coarse-grained siliceous sandstone
  • kieselguhr a light soil consisting of siliceous diatom remains and often used as a filtering material
  • tripoli a weathered and decomposed siliceous limestone; in powdered form it is used in polishing
  • gritrock a hard coarse-grained siliceous sandstone
  • class hyalospongiae sponges with siliceous spicules that have six rays; choanocytes are restricted to finger-shaped chambers
  • gritstone a hard coarse-grained siliceous sandstone
  • diatomaceous earth a light soil consisting of siliceous diatom remains and often used as a filtering material
  • hyalospongiae sponges with siliceous spicules that have six rays; choanocytes are restricted to finger-shaped chambers
  • rottenstone a weathered and decomposed siliceous limestone; in powdered form it is used in polishing
  • glass sponge a siliceous sponge (with glassy spicules) of the class Hyalospongiae
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