Google announced on Google+ that they have overhauled the Web definitions interface and results, adding a lot more meat and details to your definitions queries. The new options include an expandable box that contains additional synonyms, ways to use the word in sentences, the origins of the word,..
Google Operating System posted that the Google Dictionary has switched content providers.
Google announced they have redesigned and enhanced their dictionary results. Google said you no longer have to type define or what is prior to your search to trigger a dictionary