Cylinder
/ˈsɪləndɚ/ noun, verb
noun, verb ·Moderate ·College level
Definitions
Noun
- 1 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 a cylindrical container for oxygen or compressed air wordnet
- 3 A solid figure bounded by a cylinder and two parallel planes intersecting the cylinder.
- 4 a chamber within which piston moves wordnet
- 5 Any object in the form of a circular cylinder.
"A big greyish rounded bulk, the size, perhaps, of a bear, was rising slowly and painfully out of the cylinder."
Show 8 more definitions
- 6 a solid bounded by a cylindrical surface and two parallel planes (the bases) wordnet
- 7 A cylindrical cavity or chamber in a mechanism, such as the counterpart to a piston found in a piston-driven engine.
- 8 a surface generated by rotating a parallel line around a fixed line wordnet
- 9 The space in which a piston travels inside a reciprocating engine or pump.
- 10 A container in the form of a cylinder with rounded ends for storing pressurized gas; a gas cylinder.
- 11 An early form of phonograph recording, made on a wax cylinder.
- 12 The part of a revolver that contains chambers for the cartridges.
- 13 The corresponding tracks on a vertical arrangement of disks in a disk drive considered as a unit of data capacity.
Verb
- 1 To calender; to press (paper, etc.) between rollers to make it glossy. transitive
Antonyms
All antonymsExample
More examples"The gas was compressed into a gas cylinder."
Etymology
From Middle French chilindre, cylindre, from Latin cylindrus, from Ancient Greek κύλινδρος (kúlindros), from κυλίνδω (kulíndō) "I roll or wallow" (intransitive). Doublet of calander and calender.