Dictionary or Translator is must for new language learners. It is must to learn English for students pursuing higher studies to understand the subject. Of course it is compulsory for anyone to read and understand other languages atleast once in their lifetime.
I am introducing Dictionary .NET 4.0 which really helps all types of language learners. Dictionary .NET 4.0 is a tiny application (166KB size) which provides 66 languages Translation and Dictionary services at one place that too absolutely free.