noun
turret
TUR-it/ˈtɜːrət/
A small projecting towerlike structure.
A narrow turret rises from one corner of the castle.

Etymology
A turret is literally a 'little tower.' The architectural name was extended to low gun-towers on warships and then to similar structures on tanks.
In context
One of the ships involved is the USS Iowa, and she is getting ready to fire her 16-in guns. Turret one attempts to fire its three guns
More examples
- The old house has a round turret with a pointed roof.
- Two turrets project from the palace walls.
- A spiral staircase leads to a room inside the turret.
Forms
turret · turrets
turreted adjective — Having one or more small projecting towers.
Similar words
- tower
- Usually larger than a turret and may stand independently.