#stair__step support consisting of a place to rest the foot while ascending or descending a stairway; "he paused on the bottom step"
supertype: support.device any device that bears the weight of another thing; "there was no place to attach supports for a shelf"
subtype: corbel_step (architecture) a step or step-like projection on the top of a gable wall
part of: stairway
part: riser structural member consisting of the vertical part of a stair or step
part: tread structural member consisting of the horizontal part of a stair or step
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