Google Dictionary is described as 'Google's dictionary extension on Google Chrome. With it, you can double-click any word to view its definition in a small pop-up bubble, or search the complete definition of any word or phrase using the address bar dictionary' and is a popular Dictionary in the web browsers category. There are more than 50 alternatives to Google Dictionary for a variety of platforms, including Web-based, Android, iPhone, iPad and Linux apps. The best Google Dictionary alternative is GoldenDict, which is both free and Open Source. Other great apps like Google Dictionary are Wiktionary, WordReference, Dictionary.com and Wordnote Dictionary.