Stĕp'ping-stōne, n.
n. 1. A stone to raise the feet above the water or mud in walking. 2. Hence, a means of progress or further advancement. These obstacles his genius had turned into stepping-stones. Macaulay
n. 1. A stone to raise the feet above the water or mud in walking. 2. Hence, a means of progress or further advancement. These obstacles his genius had turned into stepping-stones. Macaulay