WordPoint 

WordPoint is a multilingual dictionary that gives you instant and accurate translation in any application, without switching back and forth between your application and an external program. Just point at a word and the translation will appear.
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JLearnIt 

JlearnIt is a multilingual dictionary sorted by categories that helps you learn vocabulary of another language progressively (each word has a level of use). The languages available are English, French, Spanish, Dutch, German and Italian.
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