stairstep

(stârˈstĕpˌ)

noun
  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.
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