Cambridge Dictionaries online Cambridge Dictionaries online

The most popular online dictionary and thesaurus for learners of English

Welcome to Cambridge Dictionaries Online!

We have corpus-informed dictionaries for English language learners at all levels. They’re ideal for anyone preparing for Cambridge English exams and IELTS.

Dictionaries and lots more!

Explore English further with Cambridge Dictionaries Online:

  • read our blog to keep up to date with developments in the English language and essential grammar information for learners
  • stay on top of the latest vocabulary and improve your language knowledge with our weekly new words posts
  • subscribe to our Facebook and Twitter communities to get Word of the Day updates, and for alerts on any new developments to the site

Word of the Day

luck

the force that causes things, especially good things, to happen to you by chance and not as a result of your own efforts or abilities

Word of the Day

A certain je ne sais quoi: French words and phrases used in English

by Liz Walter,
January 21, 2015
It is an odd irony that the more sophisticated your use of English is, the more likely you are to use French words and phrases. Or, to be more accurate, ones you know to be French – words such as ballet, au pair, abattoir, fiancé, café, and restaurant are so entrenched in

Read More 

micro pig noun

January 26, 2015
an extremely small pig, bred to be a pet Micro pigs have become popular pets recently, with famous owners including Victoria Beckham, Paris Hilton and Olympic diver, Tom Daley.

Read More