/ Dictionary / Index S stepladder: Meaning and Definition of Find definitions for: step•lad•der Pronunciation: (step'lad"ur), [key] — n. a ladder having flat steps or treads in place of rungs. any ladder, esp. a tall one with a hinged frame opening up to form four supporting legs. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. See also: stepladder (Thesaurus) step-in stepmother Related Content Daily Word Quiz: gregarious Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language