/ Dictionary / Index S silicify: Meaning and Definition of Find definitions for: si•lic•i•fy Pronunciation: (su-lis'u-fī"), [key] — -fied, -fy•ing. to convert or be converted into silica. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. silicified wood silicium Related Content Daily Word Quiz: resilient Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language