Database-drivenAs in "database-driven web site." Means that the website is connected to a database and web page content is based in part on information extracted from…
Database-generatedAs in "database-generated web page." Means that a web page is created dynamically 'on-the-fly' from a database, in contrast with a static HTML page.
Daughter WindowAn ad that runs in a separate window associated with a concurrently displayed banner.
DaypartingTurning ad campaigns on or off, changing ad bid price, or budget constraints based on bidding more when your target audience is available and less when…
De-ListingThe removal of pages from a search engine's index. Removal can occur for various reasons, including unreliability of the machine that hosts a site or…
Dead LinkAn internet link which doesn't lead to a page or site, probably because the server is down or the page has moved or no longer exists.
Dedicated ServerServer which is limited to serving one website or a small collection of websites owned by a single person.
Deep LinkA link which points to an internal page within a website. When links grow naturally typically most high quality websites have many links pointing at…
Deep Link RatioThe ratio of links pointing to internal pages to overall links pointing at a website.
Deep submittingsubmitting URLs of pages deep in your site to the search engines. For example, if a webmaster of 200-page website submits each of those 200 pages.
Del.icio.usPopular social bookmarking website. See also: Del.icio.us Del.icio.us Recently Popular
DemographicsRelating to the statistical study of human populations.
Denton, NickPublisher of Gawker, a popular ring of topical weblogs, which are typically focused on controversy. See also: Nick Denton.
Description1) The process of analyzing, organizing, and recording information that serves to identify, manage, locate, and explain documentary material, and the…
DiggSocial news site where users vote on which stories get the most exposure and become the most popular. See also: Digg.com
Direct HitA close approach of a tropical cyclone to a particular location. For locations on the left-hand side of a tropical cyclone's track (looking in the…
DirectoryA simulated file folder or container used to organize files and directories in a hierarchical or tree-like structure.
DMOZThe Open Directory Project is the largest human edited directory of websites. DMOZ is owned by AOL, and is primarily ran by volunteer editors.
Doorway PagesPages designed to rank for highly targeted search queries, typically designed to redirect searchers to a page with other advertisements.
DreamweaverPopular web development and editing software offering a what you see is what you get interface. See also: Dreamweaver official site
Duplicate ContentContent which is duplicate or near duplicate in nature. Search engines do not want to index multiple versions of similar content.
Dynamicgenerated 'on-the-fly' from a database. Also see "database-driven."
Dynamic ContentInformation on web pages which changes or is changed automatically, e.g. based on database content or user information.
Dynamic LanguagesProgramming languages such as PHP or ASP which build web pages on the fly upon request.
Dynamic RotationDelivery of ads on a rotating, random basis. Dynamic rotation allows ads to be served on different pages of the site and exposes users to a variety of ads.