search engine
)
User interfaces of some typical Internet search engines. The user may search by a selection of keywords in particular subject areas.
In computing, online program to help users find information on the Internet. Commercial search engines such as Google, Yahoo!, and Lycos comprise databases of documents, Usenet articles, images, and news stories, which can be searched by keying in a key word or phrase. The databases are compiled by a mixture of automated agents (spiders) and webmasters registering their sites.
US researchers estimate that about 500 times as much Web site information is hidden from search engines as is open to them. This is partly because many Web sites generate pages on request, filling in standard Web page templates with information from databases.
How to thank TFD for its existence? Tell a friend about us, add a link to this page, add the site to iGoogle, or visit webmaster's page for free fun content.
| ?Page tools | ||
|---|---|---|
|
?Sign in  |
|---|