demilune
/ˈdɛmɪˌlun/
noun
- A half-moon shape; something shaped like a crescent.
- She wore a demilune pendant that caught the light.
- The architect designed a demilune window above the front door.
- The garden had a beautiful demilune pond surrounded by flowers.
- A small, crescent-shaped fortification or defensive structure.
- The soldiers took cover behind the demilune during the attack.
- Historians studied the remains of the demilune to understand medieval defense tactics.
- The old castle still has a demilune protecting its main gate.