Longman Dictionary of Contemporary English homepage

Richter scale

 noun
     
Rich‧ter scale

the Richter scale

a system of numbers used for measuring how powerful an earthquake is:
a severe earthquake measuring 7.2 on the Richter scale
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