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From Middle French cylindre, from Latin cylindrus, from Ancient Greek κύλινδρος (kúlindros), from κυλίνδω (kulíndō) "I roll or wallow" (intransitive).


  • (UK) IPA(key): /ˈsɪlɪndə(ɹ)/
  • (US) IPA(key): /ˈsɪləndɚ/, [ˈsɪlɪ̈ndɚ]
  • (file)


A drawing of a cylinder showing the height at the center.

cylinder (plural cylinders)

  1. (geometry) A surface created by projecting a closed two-dimensional curve along an axis intersecting the plane of the curve.
    When the two-dimensional curve is a circle, the cylinder is called a circular cylinder. When the axis is perpendicular to the plane of the curve, the cylinder is called a right cylinder. In non-mathematical usage, both right and circular are usually implied.
  2. (geometry) A solid figure bounded by a cylinder and two parallel planes intersecting the cylinder.
  3. Any object in the form of a circular cylinder.
  4. A cylindrical cavity or chamber in a mechanism, such as the counterpart to a piston found in a piston-driven engine.
  5. (automotive) The space in which a piston travels inside a reciprocating engine or pump.
  6. A container in the form of a cylinder with rounded ends for storing pressurized gas; a gas cylinder.
  7. An early form of phonograph recording, made on a wax cylinder.
  8. The part of a revolver that contains chambers for the cartridges.
  9. (computing) The corresponding tracks on a vertical arrangement of disks in a disk drive considered as a unit of data capacity.

Derived termsEdit


The translations below need to be checked and inserted above into the appropriate translation tables, removing any numbers. Numbers do not necessarily match those in definitions. See instructions at Wiktionary:Entry layout#Translations.


cylinder (third-person singular simple present cylinders, present participle cylindering, simple past and past participle cylindered)

  1. (transitive) To calender; to press (paper, etc.) between rollers to make it glossy.

See alsoEdit



From Latin cylindrus, from Ancient Greek κύλινδρος (kúlindros).


  • IPA(key): /sylenər/, [syˈlenˀɐ] or IPA(key): /sylendər/, [syˈlenˀd̥ɐ]


cylinder c (singular definite cylinderen, plural indefinite cylindere or cylindre)

  1. cylinder


Further readingEdit


Swedish Wikipedia has an article on:
Wikipedia sv


cylinder c

  1. (geometry) a cylinder
  2. (mechanics) a cylinder (part of an engine)
  3. a top hat


Declension of cylinder 
Singular Plural
Indefinite Definite Indefinite Definite
Nominative cylinder cylindern cylindrar cylindrarna
Genitive cylinders cylinderns cylindrars cylindrarnas

Related termsEdit