A B C D E F G H I J K L M N O P Q R S T U V W X Y Z
Natural listing - Listing of a site in search engine result pages without any payment.
Navigation - Scheme to help website users understand where they are, where they have been, and how that relates to the rest of your website. It is best to use regular HTML navigation rather than coding your navigation in JavaScript, Flash, or some other type of navigation which search engines may not be able to easily index.
Netscape – Originally a company that created a popular web browser by the same name, Netscape is now a social news site similar to Digg.com.
NewHoo – The initial name of the ODP (Open Directory Project).
Nofollow – Attribute used to prevent a link from passing link authority. Commonly used on sites with user generated content, like in blog comments.
Nofollow can also be used in a robots meta tag to prevent a search engine from counting any outbound links on a page.