Cambridge Dictionaries online Cambridge Dictionaries online

The most popular online dictionary and thesaurus for learners of English

English definition of “magnitude”

See all translations

magnitude

noun [U]  /ˈmæɡ·nəˌtud/ us  
large size or great importance: The magnitude of the task would have discouraged an ordinary man. earth science Magnitude is also a measure of the brightness of a star as it appears from earth. earth science The magnitude of an earthquake is a measure of how strong or violent it is.
(Definition of magnitude from the Cambridge Academic Content Dictionary © Cambridge University Press)
What is the pronunciation of magnitude?
Add Cambridge dictionaries to your browser to your website

Definitions of “magnitude” in other dictionaries

Word of the Day

white Christmas

a Christmas when it snows

Word of the Day

Cleavage proves divisive in Cambridge’s words of 2014

by Alastair Horne,
December 19, 2014
​​​​ Other dictionaries may choose faddish novelties as their words of the year, but here at Cambridge, we like to do something different. We look for the words that have seen sudden surges in searches over the course of the year – words that have been baffling users of English and driven them

Read More 

cinderella surgery noun

December 15, 2014
cosmetic surgery to the feet We have all heard of people having nose jobs, boob jobs and liposuction – but now a new trend growing in popularity in America: Cinderella surgery.

Read More