Metasearch engine  From Wikipedia, the free encyclopedia
  (Redirected from Meta search engine) Jump to: navigation,
search  A metasearch engine is a search tool[1] that sends user
requests to several other search engines and/or databases and
aggregates the results into a single list or displays them
according to their source. Metasearch engines enable users to
enter search criteria once and access several search engines
simultaneously. Metasearch engines operate on the premise that
the Web is too large for any one search engine to index it all
and that more comprehensive search results can be obtained by
combining the results from several search engines. This also may
save the user from having to use multiple search engines
separately.  The term "metasearch" is frequently used to
classify a set of commercial search engines, see the list of
Metasearch engine, but is also used to describe the paradigm of
searching multiple data sources in real time. The National
Information Standards Organization (NISO) uses t