Cambridge Dictionaries online Cambridge Dictionaries online

The most popular online dictionary and thesaurus for learners of English

  

breakthrough

 
 
/ˈbreɪkθruː/ noun [C]

Definition

an important discovery or event that helps to improve a situation or provide an answer to a problem: breakthrough in sth The development of digital imagery was a breakthrough in computer technology.achieve/make a breakthrough At last a breakthrough in negotiations has been achieved. a major/real/significant breakthrough
(Definition of breakthrough noun from the Cambridge Business English Dictionary © Cambridge University Press)

“breakthrough” in other dictionaries

Word of the Day

a cloud on the horizon

something which threatens to cause problems or unhappiness in the future

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