noun
- a set of steps leading from one floor of a building to another
Examples
- The grand staircase in the mansion was made of marble.
- She climbed the narrow staircase to the attic.
- The spiral staircase wound up to the tower room.
- Workers are installing a new staircase in the office building.
- The wooden staircase creaked under his weight.
- Emergency exits include the main staircase and fire escape.