turret
🇺🇸
/ˈtɜːrət/
🇬🇧
/ˈtʌrət/
A small tower that's part of a larger structure like a castle or building.
The castle's turret looked over the entire kingdom.
A small, rotating metal tower on a ship, tank, or plane from which guns are fired.
The tank's turret rotated to aim at the target.