staircase

noun

stair·​case ˈster-ˌkās 

1

: the structure containing a stairway

2

: a flight of stairs with the supporting framework, casing, and balusters

Examples of staircase in a Sentence

Recent Examples on the Web

Inside, nine en suite bedrooms and 16 baths are sprawled across roughly 21,300 square feet of two-living space accessible by an elevator and a striking floating staircase. —Wendy Bowman, Robb Report, 13 Aug. 2025

Trump had already moved Obama’s portrait once, in April, to the wall opposite its initial spot in the foyer near the staircase. —Theresa Braine, New York Daily News, 11 Aug. 2025

Eight West End shows a week will get you in shape — there’s no doubt about that — but Lloyd takes it up a notch by having his entire production set across a stage-spanning staircase. —Lily Ford, HollywoodReporter, 4 Aug. 2025

The lobby stuns on arrival with original steel beams, exposed brick and a spiraling black staircase rising into a 33-foot atrium bathed in moody, architectural lighting. —Katharina Kotrba, Forbes.com, 1 Aug. 2025

Word History

First Known Use

1624, in the meaning defined at sense 1

Phrases Containing staircase

• moving staircase
• spiral staircase

Rhymes for staircase

• abase
• airspace
• apace
• backspace
• biface
• birthplace
• blackface
• boldface
• bookcase
• braincase
• briefcase
• carcase

Kids Definition

staircase

noun

stair·​case -ˌkās 

: a flight of stairs with the supporting structures