/ Dictionary / Index S siderocyte: Meaning and Definition of Find definitions for: sid•er•o•cyte Pronunciation: (sid'ur-u-sīt"), [key] — n. Anat. an erythrocyte that contains iron in forms other than hematin. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. See also: siderocyte (Thesaurus) sidero- siderography Related Content Daily Word Quiz: acquiesce Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language