Thursday, July 31, 2008

SEO Glossary

Alexa ranking - Alexa is a famous search engine that provides extra information such as traffic rankings. An Alexa ranking is an indicator used to gauge site performance.

Algorithm - A set of mathematical equations or rules that a search engine uses to rank the content contained within its index in response to a particular search query.

ALT Image tag - Spiders cannot able to read images as such, so the alt tag or text attribute describes what the specific image represents.

Analytics - Technology that helps analyze the performance of a website or online marketing campaign.

Anchor Text - The visible text component of a hyperlink.

Blog - A chronological journal that is available on the Web. Blogs are typically updated daily using software that allows people with little or no technical background to update and maintain the blog.

Blogosphere or Blogsphere - The current state of all information available on blogs and/or the subculture of those who create and use blogs.

Bot - Used in reference to a search engine robot or spider; software applications that retrieve web page information to feed into a search engine database.
Crawl - The process by which search engine spiders fetch web page information.

Crawler - Component of a search engine that gathers listings by automatically trolling the Web and following inks to Web pages (also called a spider or robot or bot). It makes copies of the Web pages found and stores them in the search engine’s index.

CSS - Cascading Style Sheets. Used mainly to decrease the amount of source code on a page, by referencing a single set of instructions on how to display various elements on web page.

Directories - A type of search engine where listings are gathered via human efforts rather than by automated crawling of the Web.


Google Algorithm - A mathematical formula used in calculating search engine ranking. The goal of any SEOP is to understand the algorithm as best as possible. Algorithms of course are very closely guarded secrets and possibly you’ll never meet anyone who has “cracked” an algorithm. Search engine algorithms change regularly to prevent anyone from guessing the system.


HTML Code - The code used to build Web pages. Affiliates use HTML code to put links on their websites. Affiliate solution providers often provide a tool so that affiliates can simply copy the code for an affiliate link and paste it into their own HTML pages.

Link popularity - A gauge of a site’s popularity based on the number of inbound links. Link popularity is a major factor in search engine ranking and has greater strength (in theory) where inbound links are from other quality sites.

Meta tag - These mainly refer to the title, keywords and description tags. They are summary of the content that is on the page in different formats. Meta tags content does play a role in rankings for many search engines.

Off-page factors - Factors such as inbound links and the popularity of sites with links pointing into your site that you have little control over, but that still play a role in your site’s rankings.

On-page factors - A reference to the elements on your site and their role in your rankings, for example, Meta Tags, Code Cleaning relevance etc.