We have no meanings for "semicircular stone" in our records yet.
1 Here the voice was much stronger, amplified perhaps by the semicircular stone walls.
2 On the right, among big boxwood trees, a semicircular stone bench.
3 In either direction lamps flickered along the semicircular stone tunnels.
4 On one side of the tower was the lawn, hemmed round by a somewhat high semicircular stone wall.
5 Just before the clearing was a lone cattle shed, a semicircular stone building with mossy walls and a collapsed roof.
6 It was a curious old kitchen, with a very low roof, and having a fireplace in a big semicircular stone recess.
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