Flexdict

Flexdict is an easy-to-use translation and dictionary software with instant single-click activation and dictionaries for English, German, French, Spanish, Portuguese, Italian, Hungarian, Dutch and Swedish.
With Flexdict you can forget about unnecessary typing and copy/paste. Just hold the Ctrl key and right-click any word you can see on your screen to get an immediate answer.
Feature Highlights:
* Single-click activation makes it easy to use and intuitive.
* Uses an advanced on-screen text recognition engine to capture the text under the mouse pointer.
* Works with your web browser, email client, office application, IM client and virtually any Windows application.
* Includes a comprehensive English-English dictionary and allows bilingual dictionaries, glossaries, and encyclopedias to be easily added.
* Context-based search engine helps finding the most relevant results.
* Uses text-to-speech technology to allow you to hear clear pronunciations.
* Built-in morphology processor recognizes terms regardless of inflections.
* Proposes alternatives for common spelling errors.
* You can use it anywhere. No need to go online.
* Supports Windows 2000, XP and Vista.