staircase
noun(stair-case)
the structure containing a stairway
staircase
noun(stair-case)
a flight of stairs with the supporting framework, casing, and balusters
staircase
geographical name(stair-case)
landscape of colorful rock formations in southern Utah adjoining Bryce Canyon and Capitol Reef national parks
staircase
noun(stair-case)
a moving set of stairs that carries people up or down from one level of a building to another : escalator
staircase
noun(stair-case)
a set of stairs that winds around a central post or column