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Noun: petrifaction  ,pe-tru'fak-shun
  1. The process of turning some plant material into stone by infiltration with water carrying mineral particles without changing the original shape
    - petrification
  2. A rock created by petrifaction; an organic object infiltrated with mineral matter and preserved in its original form

Derived forms: petrifactions

Type of: fossilisation [Brit], fossilization, rock, stone

Encyclopedia: Petrifaction