cylinder

play
noun cyl·in·der \ˈsi-lən-dər\

Definition of cylinder

  1. 1a :  the surface traced by a straight line moving parallel to a fixed straight line and intersecting a fixed planar closed curveb :  a solid or surface bounded by a cylinder and two parallel planes cutting all its elements; especially :  right circular cylinder — see volume table

  2. 2 :  a cylindrical body or space: such asa :  the turning chambered breech of a revolverb (1) :  the piston chamber in an engine (2) :  a chamber in a pump from which the piston expels the fluidc :  any of various rotating members in a press (such as a printing press); especially :  one that impresses paper on an inked formd :  a cylindrical clay object inscribed with cuneiform inscriptions

cylindered

play \ˈsi-lən-dərd\ adjective

on all cylinders

  1. :  with maximum effort or intensity :  at full capacity or speed the economy is running on all cylinders

Examples of cylinder in a Sentence

  1. the cylinder of a revolver

Recent Examples of cylinder from the Web

These example sentences are selected automatically from various online news sources to reflect current usage of the word 'cylinder'. Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.

Origin and Etymology of cylinder

Middle French or Latin; Middle French cylindre, from Latin cylindrus, from Greek kylindros, from kylindein to roll; perhaps akin to Greek kyklos wheel — more at wheel


First Known Use: 1570

Other Mathematics and Statistics Terms



CYLINDER Defined for Kids

cylinder

play
noun cyl·in·der \ˈsi-lən-dər\

Definition of cylinder for Students

  1. :  a long round body whether hollow or solid



Seen and Heard

What made you want to look up cylinder? Please tell us where you read or heard it (including the quote, if possible).

Love words? Need even more definitions?

Subscribe to America's largest dictionary and get thousands more definitions and advanced search—ad free!

WORD OF THE DAY

of or relating to bile

Get Word of the Day daily email!

WORD GAMES

Take a 3-minute break and test your skills!

  • istock-refers-to-this-as-a-tumble-of-strawberries-which-sounded-pretty-nice-to-us
  • Which is a synonym of garner?
True or False

Test your knowledge - and maybe learn something along the way.

TAKE THE QUIZ
Word Winder's CrossWinder

Test Your Knowledge - and learn some interesting things along the way.

TAKE THE QUIZ

Love words? Need even more definitions?

Subscribe to America's largest dictionary and get thousands more definitions and advanced search—ad free!