In the shape of a half-moon, i.e. semicircular.
A fortification constructed beyond the main ditch of a fortress, and in front of the curtain between two bastions, intended to defend the curtain; a ravelin.
He described it as a demilune—meaning half moon—gaming table.
Picky on Provenance
A refined demilune table wrapped in rope, a lampshade crafted from metal mesh, and a petrified log used as an accent table are all creative ways to incorporate texture into an interior.
Thom Filicia Style
The Iroquois respected their palisades and demi-lunes, and withdrew, after burning two Huron prisoners.
“Pioneers Of France In The New World” by Francis Parkman, Jr.
A general formed on the model of him who, not contented with assaulting a demi-lune, had taken une lune toute entiere.
“Dynevor Terrace (Vol. I)” by Charlotte M. Yonge
From that it sweeps out in a huge demi-lune of cliff, the outer cord being the east, the inner hugging the bluff.
“Lore of Proserpine” by Maurice Hewlett
After crossing into Floriana, we are still surrounded by a cordon of elaborate fortifications, demi-lunes, curtains, and ditches.
“The Story of Malta” by Maturin M. Ballou