Cambridge Dictionaries online Cambridge Dictionaries online

The most popular online dictionary and thesaurus for learners of English

English definition of “flywheel”

flywheel

noun [C] uk   /ˈflaɪ.wiːl/ specialized us  
a heavy wheel in a machine that helps the machine to work at a regular speedMachinery and machinesHousehold equipment and domestic choresThe engine and engine partsEngines and motors
(Definition of flywheel from the Cambridge Advanced Learners Dictionary & Thesaurus © Cambridge University Press)
What is the pronunciation of flywheel?
Add Cambridge dictionaries to your browser to your website

Translations of “flywheel”

Word of the Day

nip

to press something quickly and quite hard between two objects, especially sharp objects such as teeth or nails

Word of the Day

Blog

Read our blog about how the English language behaves.

Learn More

New Words

Find words and meanings that have just started to be used in English, and let us know what you think of them.

Learn More