Cambridge Dictionaries online Cambridge Dictionaries online

The most popular online dictionary and thesaurus for learners of English

English definition of “mass”

mass

noun
 
 
/mæs/
[U] the amount of matter in any solid object or volume of liquid or gas: These activities help strengthen bones and increase their mass.
a mass of sth [S] a large amount of something: The media company has enjoyed a mass of hype. They were part of the large mass of consumers who acquired a credit card in the 1980s.
(Definition of mass noun from the Cambridge Business English Dictionary © Cambridge University Press)
What is the pronunciation of mass?
Add Cambridge dictionaries to your browser to your website

Definitions of “mass” in other dictionaries

Word of the Day

shadow

an area of darkness, caused by light being blocked by something

Word of the Day

Highly delighted, bitterly disappointed, ridiculously cheap: adverbs for emphasis.

by Liz Walter,
October 22, 2014
We often make adjectives stronger by putting an adverb in front of them. The most common ones are very and, for a stronger meaning, extremely: He was very pleased. The ship is extremely large. However, we don’t use very or extremely for adjectives that already have a strong meaning, for example fantastic,

Read More 

life tracking noun

October 20, 2014
the use of one or more devices or apps to monitor health, exercise, how time is spent, etc.

Read More