The branches were so regularly spaced they might as well have been stair steps.

Reading scores among elementary pupils over the last five years have risen like a series of stair steps.

Or how should they take stair steps turned into mini-prisons?

They clambered up a natural stair step of unnatural steepness.

To sit on stair steps, denotes a gradual rise in fortune and delight.

It was built up of bricks, from the floor, in stair steps to a high wide altar where perhaps special offerings were placed.

This route was like a series of giant stair steps.

He went up the stair two steps at a time, with a speed that Silk would have found astonishing in someone half his age.

In staircase voltammetry the potential sweep is a series of stair steps.

Inside the cylinder, the stair steps were placed so that they wound up and around the center of the structure.