Definition of turret
1
:a little tower;
specifically
:an ornamental structure at an angle of a larger structure
2 a (1)
:a revolving armored structure on a warship that protects one or more guns mounted within it
(2)
:a similar upper structure usually for one gun on a tank
(3)
:a gunner's fixed or movable enclosure in an airplane
b
:a tall building usually moved on wheels and formerly used for carrying soldiers and equipment for breaching or scaling a wall
3 a
:a pivoted and revolvable holder in a machine tool
b
:a device (as on a microscope or a television camera) holding several lenses
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