Meta+Tags

=Meta Tags=

Meta tags, which are a subcategory of the different types of meta elements, provide information about a given webpage that helps search engines to categorize them correctly. Meta elements are inserted into the HTML code, as exemplified below, and are not visible to the user looking at the site.

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Meta tags have become the fundamentals behind a field of market research known as search engine optimization (SEO), where different methods are explored to see which provides a user's site with a higher ranking on search engines. By inserting the appropriate meta tags in your webpage, a user is able to achieve the optimal ranking possible within a search engine.

See how meta tags are incorporated into search engines by visiting the Google page.

Reference: Wikipedia - http://en.wikipedia.org/wiki/Meta_tag