1. silica

noun. ['ˈsɪləkə, ˈsɪlɪkə'] a white or colorless vitreous insoluble solid (SiO2); various forms occur widely in the earth's crust as quartz or cristobalite or tridymite or lechatelierite.


  • crystal
  • lechatelierite
  • tridymite
  • flint
  • vitreous silica
  • silicon oxide
  • quartz
  • quartz glass
  • chert
  • silex
  • silicon dioxide
  • oxide


  • silex (Irish)

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Words that Rhyme with Silica

  • africa
  • america
  • amerika
  • angelica
  • antarctica
  • antarctica
  • arabica
  • asiamerica
  • atlantica
  • attica
  • baltica
  • bankamerica
  • basilica
  • biotechnica
  • bjelasnica
  • bonica
  • britannica
  • catolica
  • cattolica
  • celica

Example sentences of the word silica

1. Noun, singular or mass
This is when the original living remains are replaced with silica as in the case of petrified forests.

2. Adjective
Spread out the silica packets on a Pyrex baking dish that is at least 1/4-inch thick.

3. Verb, non-3rd person singular present
The hot water transfers silica to the cavity.

4. Verb, base form
Whatever the size, washed sand isn't necessarily silica sand, and silica sand isn't necessarily washed.