Have you been looking for a Mac OS X dictionary, that can translate any word from any language, for a long time?
Congratulations! You have just found it!

We are happy to present TranslateIt! for Mac!
TranslateIt! for Mac is the multilingual dictionary that allows you to look up words on the fly!

Just hover the pointer over an unfamiliar word in any Cocoa Application, and you will see its translation in a pop-up window instantly.

TranslateIt! for Mac features:

• look up words in any applications^* by just moving the pointer over them
• English, German, French, Spanish and Russian morphology support
• lots of free dictionaries for a great number of languages
• translation from/to any language^**
• Translation Methods:
  • translation from clipboard
  • drag-and-drop translation
  • manual input of queries in the main window
  • double-click translation of words in dictionary entries displayed in the main window
• Spotlight-like 'search as you type' input method
• searching through all installed dictionaries simultaneously
• printing of flash cards
• Words Quiz (a game for easy learning of new words)
• built-in DictBuilder utility for easy creation of custom dictionaries
• customizable dictionary display options
• multilingual user interface
• detachable cards with translation results