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

Notable features include curved walls, suspended black staircases, and open ceilings with thin concrete and glass beams that filter natural light onto the museum’s works of art. —Mae Hamilton, AFAR Media, 9 Sep. 2025

The Sora has one bedroom, which is accessed by the staircase mentioned. —New Atlas, 9 Sep. 2025

The Marswalker then shuts its front flap to secure the robot vacuum inside, turns, and drives up or down a nearby staircase, before opening the flap again so the S2 can go about cleaning on a different floor. —Andrew Gebhart, PC Magazine, 8 Sep. 2025

Homicide detectives are investigating the shooting death of a man who was found on a staircase at a west Fort Worth apartment complex on Monday morning. —Fousia Abdullahi, Fort Worth Star-Telegram, 8 Sep. 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