Your AdMarula guide to search marketing terms and acronyms

BL Backlink Backlinks (or back-links) are incoming links to a website or web page.
CPA  Cost per action or Cost per acquisition An online advertising pricing model, where the advertiser pays for each specified action (a purchase, a form submission, and so on) linked to the advertisement.
CPC  Cost per click Cost per click is the sum paid by an advertiser to search engines and other Internet publishers for a single click on their advertisement, which directs one visitor to the advertiser’s website.
CPE Cost per everything A collective term for the cost of each single click, lead, action, sale etc.
CPL Cost per lead An online advertising pricing model, where the advertiser pays for an explicit sign-up from an interested consumer, interested in the advertiser offer.
CPM Cost per mille or Cost per 1,000 impressions The online advert cost per thousand views (M=1,000 in roman numerals), so CPM = C=Cost P=Per M=1,000 as in banner advertising you pay for each 1,000 ad views your banner gets.
CPS Cost per sale An online advertisement pricing system where the publisher or website owner is paid on the basis of the number of sales that are directly generated by an advertisement.
CPT Cost per transaction A type of CPA method that allows advertisers to pay whenever a visitor who clicked on their advertisement generates a transaction, usually a sale.
CSE Comparison shopping engine or Custom search engine A price comparison service (also known as shopping comparison or price engine) allows individuals to see different lists of prices for specific products.
CSS Cascading style sheet A style sheet language used to describe the presentation semantics (that is, the look and formatting) of a document written in a markup language.
CTR Click through rate This is the percentage of people who see a link and click on it. Typically, only immediate responses are counted, so CTR may not reflect the cumulative effect if there are delayed responses (meaning that someone sees a link and goes to that URL directly later).
DC Data center A data center (also called a server farm), is a facility used to house computer systems and associated components, such as telecommunications and storage systems.
dCPM Dynamic CPM In this model the advertiser continues to advertise as long as his eCPA is under his CPA target, and the publisher advertises as long as the CPM he receives is higher than the competing advertisers’.
DMOZ Directory – Mozilla The Open Directory Project (ODP), also known as Dmoz (from directory.mozilla.org, its original domain name), is a multilingual open content directory of World Wide Web links.
eCPA Effective cost per action The cost that an advertiser actually paid for each action i.e. the total cost divided by the number of actions.
eCPM Effective cost per mille eCPM is used to measure the effectiveness of a publisher’s inventory being sold (by the publisher) via a CPA, CPC, or CPT basis.
EPC Earnings per 100 clicks A metric used within affiliate marketing, to measure the average earnings over a 7 day period that an affiliate can expect to earn for every 100 clicks that they are able to generate. This calculation can be helpful to affiliates when they are seeking out new products to promote.
HTML HyperText Markup Language The predominant language for construction of web pages. It is used to describe structure and content in text form as well as to compliment text with objects such as images.
IBL Inbound Link A link from another web page (on a 3rd party website) that links to your web page.
Impressions The number of times your advertisement is shown on a site.
IPB Internet business promoter Internet Business Promoter (IBP) is a website promotion software tool that helps website owners achieve high search engine rankings.
LSA Latent semantic analysis A technique in natural language processing, in particular in vectorial semantics, of analyzing relationships between a set of documents and the terms they contain by producing a set of concepts related to the documents and terms.
LSI Latent semantic indexing An indexing and retrieval method that uses a mathematical technique called Singular Value Decomposition (SVD) to identify patterns in the relationships between the terms and concepts contained in an unstructured collection of text.
OBL Outbound link A link from one domain to another is said to be outbound from its source anchor and inbound to its target.
ODP Open directory project Also known as Dmoz (from directory.mozilla.org, its original domain name), is a multilingual open content directory of World Wide Web links.
OWBL One way back link
PPA Pay per action (See CPA)
PPC Pay per click (See CPC)
PR PageRank PageRank is a link analysis algorithm, named after Larry Page, used by the Google Internet search engine that assigns a numerical weighting to each element of a hyperlinked set of documents, such as the World Wide Web, with the purpose of “measuring” its relative importance within the set.
Rev share Or ‘Revenue share’A commission based on a percentage of the sales or profit for usually a lifetime of the customer or a specified period of time.
RI Regular index
RSS RDF Site Summary, Rich Site Summary, Really Simple Syndication RSS (most commonly expanded as “Really Simple Syndication”) is a family of web feed formats used to publish frequently updated works – such as blog entries, news headlines, audio, and video – in a standardized format.
SE Search Engine A web search engine is designed to search for information on the World Wide Web and FTP servers.
SEM Search engine marketing A form of Internet marketing that seeks to promote websites by increasing their visibility in search engine result pages (SERPs) through the use of search engine optimization, paid placement, contextual advertising, and paid inclusion.
SEO Search engine optimization The process of maximizing the number of visitors to a Web site by ensuring that the site remains high on the list of results returned by a search engine.
SERP Search engine results page The listing of web pages returned by a search engine in response to a keyword query.
SI Supplemental index A secondary database containing pages of less importance, as measured primarily by Google’s PageRank algorithm.
SSE Yahoo! Search submit express
SSP Yahoo! Search submit pro
SWL Site wide link Links that are present on every page of a site. These links are often placed in the footer or sidebar of a site but they can be present anywhere.
TBPR Toolbar PageRank The Google Toolbar’s PageRank feature displays a visited page’s PageRank as a whole number between 0 and 10. The most popular websites have a PageRank of 10. The least have a PageRank of 0.
TR Trust rank TrustRank is a link analysis technique described in a paper by Stanford University and Yahoo! researchers for semi-automatically separating useful webpages from spam.
VIPS Visual-block page segmentation The Vision-based Page Segmentation (VIPS) algorithm aims to extract the semantic structure of a web page based on its visual presentation. Such semantic structure is a tree structure; each node in the tree corresponds to a block.
WP/WP4 Web position/Web position 4 A SEO tool that tracks search rankings and keyword positions.
XML Extensible markup language A metalanguage that allows users to define their own customized markup languages, especially in order to display documents on the World Wide.

Source: Wikipedia