As-U-Read

As-U-Read is an OS-level, quick and easy one-click English dictionary system for online reading. It makes every word on your computer screen click-able. As you read through on-screen text and encounter a new English word that you wish to know the meaning, just use your mouse and Control-Right click the word; As-U-Read will instantly and conveniently show you the word's meaning in a small tooltip-like window next to the word.
The window is small and being shown in a smart way: it does not cover any text you are reading and will disappear automatically if you move your mouse out of the word. By giving you instant explanation with a simple mouse click, As-U-Read not only saves you time looking up in dictionaries but also gives you comfortable and confident reading experience not known before to help you tackle the information overload that you may have to deal with today.
Free to try!