native advertising – Ads that adapt their appearance based on the website they appear on, in order to blend in with the content.
navigation – That which facilitates movement from one Web page to another Web page.
negative keywords – Keywords that prevent ads from appearing for search queries that contain them.
negative SEO – Malicious tactics used to try and hurt the organic search rankings of other websites.
netiquette – Short for network etiquette, the code of conduct regarding acceptable online behavior.
network effect – The phenomenon whereby a service becomes more valuable as more people use it, thereby encouraging ever-increasing numbers of adopters.
nofollow links – Hyperlinks that contain the rel=”nofollow” attribute, giving search engines a hint that the they might not want to pass ranking benefits to the target page.