Longman Dictionary of Contemporary English homepage

Date: 1700-1800
Language: Latin
Origin: iners; INERT

inertia

 noun
     
Related topics: Physics, Mechanical
in‧er‧tia [uncountable]
1 when no one wants to do anything to change a situation:
political inertia
2 technicalHPTEM the force that keeps an object in the same position or keeps it moving until it is moved or stopped by another force
3 a lack of energy and a feeling that you do not want to do anything
—inertial adjective
Definition from the Longman Dictionary of Contemporary English
Advanced Learner's Dictionary.

Dictionary pictures of the day
Do you know what each of these is called?
What is the word for picture 1? What is the word for picture 2? What is the word for picture 3? What is the word for picture 4?
Click on any of the pictures above to find out what it is called.

Explore our topic dictionary

Browse the dictionary