Google dictionary offers words definition and context

Sometimes to check the definition of a word can be not sufficient to really understand the way it is used by real, everyday speaker in its authentic context.

Google offers a new and very complete service, through which not only you can check out a word definition, but also its usage through news sites.
To complete, Google dictionary offers its own translation, the usage of the word, and the wiktionary definition of the word.
The dictionary, even if at its best in English, is multilingual and works like a charm; if you pair it with a flashcards software or an Iphone app, it is going to be a killer for your vocab tank...