301 Redirect - Method of redirecting an old webpage to a new location. 301 implies that the move is permanent (as opposed to temporary, etc.)
Alt Tag - An HTML attribute typically used within the IMG tag to provide alternate text when images cannot be displayed.
Anchor Tag - An HTML tag that allows you to create a link to another document or web page or to a bookmark within the current web page.
Backlink - Links originating from one website and pointing to another website or web page.
Black Hat SEO - The use of unaccepted or frowned upon SEO practices in order to get higher rankings and more traffic. Use at the risk of being dropped from the engines or at least being removed from high rankings.
Bot - Programs written to scour the web automatically for various reasons (to index web pages, for spamming purposes, etc.) aka web robots, web crawlers, internet bots, spiders.
Cloaking - Showing a different web page to a search engine spider than what is normally seen. Method typically used by spammers and is typically considered unethical.
CPC - Cost Per Click. Typical rate of measuring the expense involved with acquiring web traffic.
CTR - Click Through Rate is the standard method of measuring the success of an online advertising campaign. Calculated by dividing the number of users who clicked on an ad by the number of times the ad was shown (also known as an impression).
Google PageRank - Google PageRank is a numeric value that represents how important a page is on the web.
Keywords - Words that are used by search engines to determine the topic of a given web page.
Keyword Density - How often a keyword or keyword phrase is used on a given web page.
Landing Page - A content-rich web page geared around a particular topic, product or conversion goal. These are usually linked to from targeted advertisements or campaigns in hopes of the target page having a higher conversion rate.
Meta Data / Meta Tags - Web page specific, descriptive information that helps a search engine identify the purpose and topic of a given web page. Common meta data include a web page's description and keyword listing.
