casque
/kæsk/
noun
- A helmet, especially one used in historical armor or by certain animals (like a hornbill) as a protective structure on the head.
- In the museum, we saw an ornate casque from ancient Persia decorated with gold.
- The hornbill's large casque helps amplify its calls through the forest.
- The knight lifted his visor and removed his heavy casque after the battle.