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The most popular online dictionary and thesaurus for learners of English

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Free Chrome Extension

The quick and easy way to use Cambridge Dictionaries Online with your Chrome browser. Look up a word from any page and get an instant dictionary definition.

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Simply add Cambridge Dictionaries Online to the list of searchable sites in your browser toolbar.

Then, when you're browsing, enter the word you want to search for.

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Google Chrome browser

In Chrome, enter dictionary.cambridge.org in the browser search bar and press the tab key, this allows you to search Cambridge Dictionaries Online directly.

To make Cambridge Dictionaries your default search engine in Chrome, visit Cambridge Dictionaries Online, then select 'Settings' from the Chrome settings icon menu, then select 'Manage search engines...'. Find 'Cambridge Advanced Learner’s Dictionary' in 'Other Search Engines' and click 'Make default'.

Chrome setting search engine manager

Internet Explorer browser

In Internet Explorer 9 and above, click the 'Cambridge Dictionaries Online' icon in the toolbar dropdown and enter your word.

Internet Explorer 9 and above setting search engine manager

Internet Explorer browser

In Internet Explorer 8, select 'Add Search Providers' then 'Cambridge Dictionaries Online' from the toolbar dropdown and enter your word.

Internet Explorer setting search engine manager

Mozilla Firefox browser

In Firefox select 'Add Search Providers' then 'Cambridge Dictionaries Online' from the toolbar dropdown and enter your word.

Mozilla Firefox setting search engine manager


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There, their and they’re – which one should you use?
There, their and they’re – which one should you use?
by ,
April 27, 2016
by Liz Walter If you are a learner of English and you are confused about the words there, their and they’re, let me reassure you: many, many people with English as their first language share your problem! You only have to take a look at the ‘comments’ sections on the website of, for example, a popular

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Word of the Day

flavoursome

having good flavour or a lot of flavour

Word of the Day

bio-banding noun
bio-banding noun
April 25, 2016
in sport, grouping children according to their physical maturity rather than their age ‘When we’re grouping children for sports, we do it by age groups, but the problem is that, within those age groups, we get huge variations in biological age,’ said Dr Sean Cumming, senior lecturer at the University of Bath’s department for

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