/ Dictionary / Index S siderolite: Meaning and Definition of Find definitions for: sid•er•o•lite Pronunciation: (sid'ur-u-līt"), [key] — n. a meteorite of roughly equal proportions of metallic iron and stony matter. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. siderography siderophile Related Content Daily Word Quiz: bungled Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language