Wikiword

Fetches short summary or definition from Wikipedia for any word just by a double click on the word.
Click once anywhere on the page to close. If no Wikipedia entries exist, returns a random fun fact.
Remember to restart your browser after installing the extension.
Happy studying!

Please note: By using this extension, you agree with all the terms and conditions of Wikipedia (including those of its content providers) and Google. When you click on the 'Read More' button you will be taken to the respective article in Wikipedia or the website of the random fun fact provider. If you feel this extension violates any copyright that you hold, please get in touch through the contact details provided. May contain ads in the future.