silicifiedadj.

/sɪˈlɪsɪfʌɪd/

Etymology: < silicify v. + -ed suffix¹. Compare French silicifié.

Converted into silica. Chiefly in silicified wood.

ΘΚΠ

the world > the earth > minerals > change processes > [adjective] > converted to silica

silicified1822

1822 J. Parkinson Outl. Oryctol. 49 The nodules of chalk flint frequently contain the silicified remains of sponge.

1844 Civil Engineer & Architect's Jrnl. 6 442/1 The silicified and other mineralized bodies.

1876 D. Page Adv. Text-bk. Geol. (ed. 6) xv. 279 The silicified trunks of tree-ferns.

This entry has not yet been fully updated (first published 1910; most recently modified version published online March 2018).

单词	silicified
释义	silicifiedadj. /sɪˈlɪsɪfʌɪd/ Etymology: < silicify v. + -ed suffix¹. Compare French silicifié. Converted into silica. Chiefly in silicified wood. ΘΚΠ the world > the earth > minerals > change processes > [adjective] > converted to silica silicified1822 1822 J. Parkinson Outl. Oryctol. 49 The nodules of chalk flint frequently contain the silicified remains of sponge. 1844 Civil Engineer & Architect's Jrnl. 6 442/1 The silicified and other mineralized bodies. 1876 D. Page Adv. Text-bk. Geol. (ed. 6) xv. 279 The silicified trunks of tree-ferns. This entry has not yet been fully updated (first published 1910; most recently modified version published online March 2018). < adj.1822
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