%petrifaction%

n. [ See Petrify. ] 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. [ 1913 Webster ]

2. The state or condition of being petrified. [ 1913 Webster ]

3. That which is petrified; popularly, a body incrusted with stony matter; an incrustation. [ 1913 Webster ]

4. Fig.: Hardness; callousness; obduracy. “Petrifaction of the soul.” Cudworth. [ 1913 Webster ]