| link accessibility | The ease with which a link can be found by human visitors or crawlers. |
| quality index | Quality Index is like Yahoos version of Googles Adwords Quality Score. It can affect a users cost per click and ranking. |
| supplemental result | Supplemental results are webpages that rank in Googles secondary or supplemental index. These types of results are ranked as less important or valuable by Google but will display in the search engine results page should there not be enough pages to return from the main index for a particular search. |
| link pathway | Noun phrase. Two or more pages connected as in a chain (a path) by hypertext links. |
| cookies | Cookies are files used by websites to track your movements on the site and remember you after you leave. |