pet·ri·fac·tion /ˌpɛtrəˈfækʃən/
 使變成石頭,石化,化石
 pet·ri·fac·tion /ˌpɛtrəˈfækʃən/ 名詞
 石化
 Pet·ri·fac·tion n.
 1. The process of petrifying, or changing into stone; conversion of any organic matter (animal or vegetable) into stone, or a substance of stony hardness.
 2. The state or condition of being petrified.
 3. That which is petrified; popularly, a body incrusted with stony matter; an incrustation.
 4. Fig.: Hardness; callousness; obduracy. “Petrifaction of the soul.”
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 petrifaction
      n 1: the process of turning some plant material into stone by
           infiltration with water carrying mineral particles
           without changing the original shape [syn: petrification]
      2: a rock created by petrifaction; an organic object
         infiltrated with mineral matter and preserved in its
         original form