'Silicification' definitions:
Definition of 'Silicification'
- Silicification \Si*lic`i*fi*ca"tion\, n. [See Silicify.]
(Chem.)
Thae act or process of combining or impregnating with silicon
or silica; the state of being so combined or impregnated; as,
the silicification of wood.
[1913 Webster]