stepladder: Meaning and Definition of
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.