stairsteps

stair·step

S0697250 (stâr′stĕp′)n.1. A step in a staircase.2. stairsteps A staircase.3. One of a series of objects or items grouped progressively according to height.tr. & intr.v. stair·stepped, stair·step·ping, stair·steps To position or be positioned progressively according to height: images stairstepped on a computer screen; ledges stairstepping down a mountainside.

stairsteps

(ˈstɛəˌstɛps) pl n (Building) US a flight of steps