Cylinder (disambiguation)
# Cylinder (disambiguation)

A cylinder is a basic curvilinear geometric shape.

Cylinder may also refer to:

* Cylinder (algebra), the Cartesian product of a set with its superset
* Cylinder (disk drive), a division of data in a disk drive
* Cylinder (engine), the space in which a piston travels in an engine
* Cylinder (firearms), the rotating part of a revolver containing multiple chambers
* Cylinder (gastropod), a subgenus of sea snails
* Cylinder (locomotive), the components that convert steam power into motion
* Cylinder (optometry)
* Cylinder, Iowa, a city in Palo Alto County, Iowa, United States
* Cylinder set, a natural basic set in product spaces
* Cylinder set measure, a way to generate a measure over product spaces
* Gas cylinder, a high-strength container for storing gases at high pressure
* Phonograph cylinder, the earliest commercial medium for recording and reproducing sound
