cylinder
noun /ˈsɪlɪndə(r)/
/ˈsɪlɪndər/
Idioms - a solid or hollow figure with round ends and long straight sidesTopics Colours and Shapesc1
enlarge image - an object like a cylinder in shape, especially one used as a container
- a gas/oxygen cylinder
- All our aircraft carry at least one oxygen cylinder for emergency use on board.
- the hollow tube in an engine, like a cylinder in shape, inside which the piston moves
- a six-cylinder engine
Word Originlate 16th cent.: from Latin cylindrus, from Greek kulindros ‘roller’, from kulindein ‘to roll’.
Idioms
working/firing on all cylinders
- (informal) using all your energy to do something; working as well as possible