/ Dictionary / Index S stepdaughter: Meaning and Definition of Find definitions for: step•daugh•ter Pronunciation: (step'dô"tur), [key] — n. a daughter of one's husband or wife by a previous marriage. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. See also: stepdaughter (Thesaurus) stepdance step-down Related Content Daily Word Quiz: supine Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language