Search Result for "petrifaction": 
Wordnet 3.0

NOUN (2)

1. the process of turning some plant material into stone by infiltration with water carrying mineral particles without changing the original shape;
[syn: petrifaction, petrification]

2. a rock created by petrifaction; an organic object infiltrated with mineral matter and preserved in its original form;


The Collaborative International Dictionary of English v.0.48:

Petrifaction \Pet`ri*fac"tion\, 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]
WordNet (r) 3.0 (2006):

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: petrifaction, petrification] 2: a rock created by petrifaction; an organic object infiltrated with mineral matter and preserved in its original form