A semi-circular section of the sod where Helen had stood was missing.
The foundation for one of the semi-circular houses was laid.
It is also a semi-circular line, but found lying across the Mount of Saturn.
One of the flags represented in the Bayeux tapestry is semi-circular.
They have semi-circular heads, and are carved with the figure of the king.
Behind them was a semi-circular sandbank, some fifteen feet in height.
It was cruciform, with a semi-circular apse at the east end.
The arches are all semi-circular, and are carried upon shafts.
A semi-circular piece of ground was enclosed by the outer lodges.
Forward, an elevator and two semi-circular rudders (double faced).