LINK TO SITE
Improve your vocabulary while surfing the Web. Get one-click definitions and find SAT/ACT and unknown vocabulary words on any site. This is a promising new service that should help students learn advanced vocabulary. It operates as a browser bookmarklet in Safari, Chrome, Firefox, and IE.
When you're reading a Web page, click on the bookmarklet to quickly identify SAT/ACT words on that page.
You can also use Professor Word to get definitions for any unfamiliar word on a page. To get the definition, just highlight the word; a small dialogue box containing the definition appears.