Learn English with Cambridge Dictionaries Online

Cambridge Dictionaries online Cambridge Dictionaries online

The most popular online dictionary and thesaurus for learners of English

Learn

There are more ways to learn English with Cambridge Dictionaries.

Dictionary Apps

Look up words wherever you are with our apps for dictionaries and vocabulary learning at cambridgemobileapps.com

Help

Questions about the dictionary? Have a look at our Help page. We also have a guide to the phonetics used in the dictionary, and a list explaining the labels we use.

In Print

In the classroom, at home or on the move, many people continue to rely on Cambridge's print dictionaries. View our range of dictionaries.

Memrise

Want to know more about the Practice feature we're working on with Memrise? Here's what we're doing...

Search from your Browser

Search Cambridge Dictionaries from your Firefox Toolbar, or use a Chrome Extension - get them here.

Word of the Day

Learn today's Word of the Day, or follow it on Twitter or Facebook.

Add Cambridge dictionaries to your browser to your website

Word of the Day

disappear off the face of the earth

to disappear completely

Word of the Day

The language of elections

by Liz Walter,
April 22, 2015
On May 7th, citizens of the UK will be going to the polls (having an election) to decide who will form the next government. This kind of election is known as a general election. The country is divided into 650 areas, called constituencies. Each constituency elects a member of parliament (MP) to

Read More 

dumbwalking noun

April 20, 2015
walking slowly, without paying attention to the world around you because you are consulting a smartphone He told me dumbwalking probably wouldn’t be a long-term problem.

Read More