The sites providing this type of information to Ask are predominantly big informational databases like the World Fact Book, Wikipedia, The American Heritage Dictionary, Roget's Thesaurus, etc. Ask.com has truly differentiated itself with the "Smart...
Content from the Roget's II: The New Thesaurus. Yahoo has rolled out several new search shortcuts, continuing the trend also in play at Google and Ask Jeeves to make ready reference information even easier to find.
The content is from more than 150 top-quality data sources and live data feeds such as The Houghton-Mifflin's American Heritage Dictionary & Dictionary of Cultural Literacy, The Roget's Thesaurus, Columbia Press Encyclopedias and AccuWeather.
It draws from licensed reference sources including the American Heritage Dictionary, Roget's Thesaurus, the Columbia Reference Encyclopedia, and many others. Forget search engines: GuruNet brings you the information you need while you're working...
All you needed to do was highlight a word on your computer display, click the search button, and GuruNet would automatically search reference sources including the American Heritage Dictionary, Roget´s Thesaurus, the Columbia Reference...