What is the definition of Search Engine? What is Search Engine? What does the term Search Engine mean?

Search Engine
Search Engine is a computer program used to search and catalog (index) the millions of pages of available information on the web. Common search engines are Google and Yahoo. Search Engines are basically huge databases containing website info. If you want someone to find your website by searching, then you need to market/promote your website to them. There are tools that enable users to locate information on the World Wide Web. Search engines use keywords and metatags configured and entered by web developers to find Web sites which contain relevance to the information sought.