Defn: Combined or impregnated with silicon or silica, especially the latter; as, silicified wood.
SILICIFY
Si*lic"i*fy, v. t. [imp. & p. p. Silicified; p. pr. & vb. n.
Silicifying.] Etym: [L. silex, silicis, a flint + -fy: cf. F.
silicifier.] (Chem.)
Defn: To convert into, or to impregnate with, silica, or with the
compounds of silicon.
The specimens found . . . are completely silicified. Say.
Note: The silica may take the form of agate, chalcedony, flint, hornstone, or crystalline quartz.
SILICIFY
Si*lic"i*fy, v. i.
Defn: To become converted into silica, or to be impregnated with silica.
SILICIOIDEA
Sil`i*ci*oi"de*a, n. pl. (Zoöl.)
Defn: Same as Silicoidea.
SILICIOUS
Si*li"cious, a.
Defn: See Siliceous.