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English definition of “cylinder”

cylinder

noun [C] (SHAPE)    /ˈsɪl.ɪn.dər/ US  /-dɚ/
a solid or hollow tube with long straight sides and two circular ends the same size , or an object shaped like this, often used as a container : Deep-sea divers carry cylinders of oxygen on their backs .Geometrical shapesSpherical, circular and annular objectsSpherical, circular and annular objectsGeometrical shapes
(Definition of cylinder noun (SHAPE) from the Cambridge Advanced Learner's Dictionary & Thesaurus © Cambridge University Press)
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