Definition of cylinder in English:

cylinder

Syllabification: cyl·in·der
Pronunciation: /ˈsiləndər
 
/

noun

1A solid geometric figure with straight parallel sides and a circular or oval cross section.
More example sentences
  • Narnia uses stencil shadows generated from implicit geometry representations such as cylinders and ellipsoids, and also extruded polygons.
  • He goes on to consider solid geometry giving results on prisms, cylinders, and spheres.
  • Simple geometrical arrangements such as an ellipsoid or a cylinder are often used to gauge the shape of particles such as micelles and proteins.
1.1A solid or hollow body, object, or part having the shape of a cylinder.
More example sentences
  • Form the marzipan into a cylinder the same length as the stollen dough.
  • The cell body is actually a cylinder capped at both ends by hemispheres and the radius of the flagellum helix is smaller than that of the cell body.
  • Many materials scientists predict that the tiny, hollow cylinders of carbon atoms known as carbon nanotubes will eventually lead to a new generation of supersmall transistors.
1.2A piston chamber in a steam or internal combustion engine.
More example sentences
  • Think of a cylinder and a piston in an old steam engine.
  • When a cylinder fires, the piston rod is at an angle and can immediately turn the crankshaft via the cam at the end of the pivoting arm.
  • With both valves closed following combustion, the pistons in those cylinders come up and compress the exhaust gases instead of pumping them out.
1.3A cylindrical container for liquefied gas under pressure.
More example sentences
  • The fuel cell unit with a power output of 200 kW and the pressurized gas cylinders containing compressed hydrogen are accommodated on the roof.
  • Residents from around 200 houses in Colne had to leave their properties at 8pm after a fire at a block of garages containing cylinders of highly explosive gas on Tuesday night.
  • Residents were forced to evacuate their Eastwood homes after a field fire swept through garden sheds containing potentially explosive gas cylinders.
1.4A rotating metal roller in a printing press.
1.5 Archaeology A cylinder seal.

Origin

late 16th century: from Latin cylindrus, from Greek kulindros 'roller', from kulindein 'to roll'.

Derivatives

cylindric

Pronunciation: /səˈlindrik/
adjective
More example sentences
  • Millotia myosotidifolia is an annual herb, 16-30 cm tall, whose achenes are narrowly cylindric and strigillose.
  • Four cylindric plastic rings of the same model were set above the initial one to increase the tank volume and were filled with a hyperosmolar glucose solution to create an osmotic stress.
  • The body or shaft of the femur is almost cylindric but it is slightly flattened anteriorly and strengthened posteriorly by a longitudinal ridge, the linea aspera.

cylindrical

Pronunciation: /səˈlindrikəl/
adjective
More example sentences
  • The stolen fireworks are brown and round or cylindrical, varying in size from a tennis ball to a football.
  • Traditional houses are round dwellings with cylindrical walls made of wattle and daub.
  • The beautiful golden flowers of the Amaltas are succeeded by long cylindrical pods which become black with age.

cylindrically

Pronunciation: /səˈlindrik(ə)lē/
adverb
More example sentences
  • The clay that goes into making this cylindrically oval vessel is found only on the beds of tanks in Adilabad.
  • Microtubules are long cylindrically shaped protein filaments that are able to give mechanical strength to a living cell.
  • This cylindrically shaped tool with a tapered section on both ends is used to expand the mouth of brass cases by hand.

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Word of the day anomalous
Pronunciation: əˈnämələs
adjective
deviating from what is standard, normal, or expected