spiral staircase Definition

staircase, stairway, stairwell, balustrade, walkway, archway, banister, passageway, alcove, newel post, foyer, entranceway, doorway, entryway, hallway, handrail, elevator shaft, elevator, proscenium arch, skylight, ledge, dormer window, portico, gothic arch, loggia, vestibule, gangway, veranda, clerestory, stairs, skylit, promenade deck, terrace, balconied, atrium, fanlight, oculus, sundeck, stair, diningroom, pilasters, rathskeller, bannister, dumbwaiter, french doors, transept, colonnade, arches, crenellations, chandelier, cornicing, breezeway, courtyard, dining room, belvedere, dormered, columned, gangplank, crenellated, stairhead, apse, cantilevered, mansard, corbel, nave, castle, hatchway, casement window, travelator, cupola, gabled, wainscot, mazelike, porthole, cruciform, octagonal, semicircular, spandrels, ceilings, oriel, battlement, clawfoot, labyrinth, waterfall, freight elevator, paneled, pergola, spire, bookcase, mullions, frieze, campanile, balusters, drainpipes, cavelike, breezeways, banquette, choir loft, funicular, crossbeams,