Conceptual LinksLinks which search engines attempt to understand beyond just the words in them.
Content IntegrationAdvertising woven into editorial content or placed in a special context on the page, typically appearing on portals and large destination sites.
Contextual AdvertisingAdvertising programs which generate relevant advertisements based on the content of a webpage.
ConversionThe ability, in some states, to switch your job-based coverage to an individual policy when you lose eligibility for job-based coverage.
Conversion ratethe rate at which visitors get converted to customers or are moved a step closer to customer acquisition.
CookieA message given to a Web browser by a Web server. The browser stores the message in a text file.
copyrightThe 1976 Copyright Act permits the owner of a copyright to prevent others from reproducing, displaying, performing, or distributing ideas expressed in a…
Cost Per Action (CPA)the cost incurred or price paid for a specific action, such as signing up for an email newsletter, entering a contest, registering on the site, completing…
Cost Per Click (CPC)the cost incurred or price paid for a clickthrough to your landing page.
Cost Per Lead (CPL)Pricing based on the number of new leads generated. For example, people who click from an ad and then complete an inquiry form is considered to be a lead.
Cost Per Order (CPO)Pricing based on the number of orders received as a result of your ad placement. Also known as cost-per-transaction.
Cost Per Sale (CPS)Pricing based on the number of sales transactions your ad generates. Since users may visit your site several times before making a purchase, you can use…
Crawl DepthHow deeply a website is crawled and indexed. Since searches which are longer in nature tend to be more targeted in nature it is important to try to get…
Crawl FrequencyHow frequently a website is crawled. Sites which are well trusted or frequently updated may be crawled more frequently than sites with low trust scores…
CrawlerA software program that retrieves documents from data sources and gathers information that can be used to create search indexes.
CSSCascading Style Sheet - a technology used for webpages to format fonts and control layouts on the computer display.
CTR - Click Through RateClick Through Rate is a measure of the number of clicks received from the number of ad impressions delivered.
Custom error pageYou can customize the content and the look-and-feel of the default page that is displayed on your web server when a 404 File Not Found error occurs.
Cutts, MattGoogle's head of search quality. See also: Matt Cutts blog Interview of Matt Cutts SEO Videos by Matt Cutts
CybersquattingRegistering domains related to other trademarks or brands in an attempt to cash in on the value created by said trademark or brand.
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.
Earnings Per ClickMany contextual advertising publishers estimate their potential earnings based on how much they make from each click.
Editorial LinkSearch engines count links as votes of quality. They primarily want to count editorial links that were earned over links that were bought or bartered.
EmphasisAn HTML tag used to emphasize text. Please note that it is more important that copy reads well to humans than any boost you may think you will get by…
Error pageA web page stating an error message such as "File Not Found"
Ethical SEOSearch engines like to paint SEO services which manipulate their relevancy algorithms as being unethical.
EverfluxMajor search indexes are constantly updating. Google refers to this continuous refresh as everflux.
Exact MatchMatch query terms to document words exactly. This will not allow fuzzy matching based on spell check and/or linguistic normalization.
Exclusive AdvertisingA contract that allows advertisers to purchase all inventory on a given page or for chosen keywords.
Expandable BannerA banner ad that can expand to as large as 468 x 240 pixels after a user clicks on it or after a user moves the cursor over the banner.
Expert DocumentQuality page which links to many non-affiliated topical resources. See also: Hilltop: A Search Engine based on Expert Documents
External LinkLink which references another domain. Some people believe in link hoarding, but linking out to other related resources is a good way to help search…
Fair UseThe stated exceptions of allowed usage of work under copyright without requiring permission of the original copyright holder.
Fake Copy ListingsSometimes a malicious company will steal a web page or the entire contents of a web site, re-publish at a different URL and register with one or more…
False DropA web page retrieved from a search engine or directory which is not relevant to the query used.
FaviconFavorites Icon is a small icon which appears next to URLs in a web browser. Upload an image named favicon.
FeedA component that "feeds" the signal from the optical system to the amplification electronics. Also called a "feed horn" or "horn".
Feed ReaderSoftware or website used to subscribe to feed update notifications. See also: Bloglines - popular web based feed reader Google Reader - popular web based…
FFAFree for all pages are pages which allow anyone to add a link to them. Generally these links do not pull much weight in search relevancy algorithms…
filterA criterion you specify to limit the results when you list or describe your Amazon EC2 resources.
FindabilityHow easily found your site is using search engines.
FirefoxPopular extensible open source web browser. See also: Download Firefox
FlashA sudden, brief illumination of a conductive channel associated with lightning, which may contain multiple strokes with their associated stepped leaders…
Flash introan animated 'short' created using Flash that Internet users are made to sit through upon entry to a home page. Flash intros annoy users.
Floating AdsAn ad that appears within the main browser window on top of the page's normal content, appearing to "float" over the top of the page.
FluxThe amount of energy passing through a unit area (for example, 1m2) per time. On this website, we will be discussing the flux of light energy due to…
Font and Background SpoofsVarious techniques used to place invisible text in a web page, to improve positioning without affecting the appearance of the page.
FramesAn HTML technique for combining two or more separate HTML documents within a single web browser screen.
FramesetA web page that is made up of frames. A useful analogy: if the individual frames that make up the frameset are the 'children,' then the frameset is the…
FrequencyThe number of cycles through which an alternating current passes per second; in the U.S.
FreshThe term that Google uses to refer to frequently changing home pages. When Googlebot ascertains that a given home page is changing frequently, Googlebot…
Fresh ContentContent which is dynamic in nature and gives people a reason to keep paying attention to your website.
full-text indexA resource that is compiled by the Index engine to enable full-text search of documents, document properties, and content stored outside the workspace but…
Fuzzy SearchSubjective content searching (as compared to word searching of objective data).
Gateway PageA web page submitted to a search engine (spyder) to give the relevance-algorithm of that particular spyder the data it needs, in the format that it needs…
Geo-TargetingAdvertising that is distributed based on geographic location. Online advertising allows for targeting of countries, states, cities and suburbs (in some…
Gladwell, MalcolmPopular author who wrote the book titled The Tipping Point. See also: Gladwell.
Godin, SethPopular blogger, author, viral marketer and business consultant. See also: Seth's blog - Seth talks about marketing Purple Cow - Probably Seth's most…
GoogleThe world's leading search engine in terms of reach. Google pioneered search by analyzing linkage data via PageRank.
Google AdSensePaid ads webmasters may place on their websites
Google AnalyticsGoogle Analytics is a free web analytics tool offering detailed visitor statistics.
Google BaseFree database of semantically structured information created by Google. Google Base may also help Google better understand what types of information are…