C2 noun #100,859 mais comum

Iron pyrites, formerly used for striking fire.

firestone em 30 segundos

  • (noun) Iron pyrites, formerly used for striking fire.
  • (noun) A flint.
  • (noun) A stone which will bear the heat of a furnace without injury; especially applied to the sandstone at the top of the upper greensand in the south of England, used for lining kilns and furnaces.

Meanings

  1. 1
    noun Iron pyrites, formerly used for striking fire.
  2. 2
    noun A flint.
  3. 3
    noun A stone which will bear the heat of a furnace without injury; especially applied to the sandstone at the top of the upper greensand in the south of England, used for lining kilns and furnaces.
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