cylinder
n//ˈsɪləndɚ//cylinder
(geometry) A surface created by projecting a closed two-dimensional curve along an axis intersecting the plane of the curve.
(geometry) A solid figure bounded by a cylinder and two parallel planes intersecting the cylinder.
Any object in the form of a circular cylinder.
A cylindrical cavity or chamber in a mechanism, such as the counterpart to a piston found in a piston-driven engine.
An early form of phonograph recording, made on a wax cylinder.
The part of a revolver that contains chambers for the cartridges.