Definition, Meaning & Synonyms

cylinder

noun
/ˈsɪl.ɪn.dər/
Definition
A cylinder is a three-dimensional geometric shape with two parallel circular bases connected by a curved surface.
Examples
  • The water tank is in the shape of a cylinder.
  • We studied the properties of a right circular cylinder in class.
  • The gas cylinder needs to be replaced regularly for safety.
Meaning
In mathematics, a cylinder can refer to a geometric figure with a specified height and radius, while in everyday language, it can refer to objects shaped like this, such as cans or pipes.
Synonyms
  • drum
  • tube
  • pipe