Cambridge Dictionaries online Cambridge Dictionaries online

The most popular online dictionary and thesaurus for learners of English

  

English definition of “inertia”

inertia

noun [U]    /ɪˈnɜr·ʃə/
the tendency not to change what is happening: Many teachers were reluctant to use computers in their classrooms simply out of inertia. physics Inertia is the force that causes something moving to tend to continue moving, and that causes something not moving to tend to continue not to move.
(Definition of inertia noun from the Cambridge Academic Content Dictionary © Cambridge University Press)
Focus on the pronunciation of inertia

Browse related topics

You are looking at an entry to do with Laziness and lazy people, but you might be interested in these topics from the Working topic area:

Definitions of “inertia” in other dictionaries

Word of the Day

exercise

physical activity that you do to make your body strong and healthy

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