E - Search Engine Optimization Glossary...

E - Search Engine Optimization Glossary for SEO terms that begin with the letter ' E ' including definitions.

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E

eCPM: Effective Cost Per Thousand, hybrid version of CPC auction, which is calculated by multiplication of the CPC by CTR, then multiplying the product by one thousand. (Represented by: (CPC x CTR) x 1000 = eCPM). This monetization model is used by Google to rank site-targeted CPM ads (in the Google content network) against keyword-targeted CPC ads (Google AdWords PPC) in their hybrid auction.

Ecommerce: When commercial transactions are conducted over the Internet for goods, information and/or services that are purchased or sold there.

Editorial Review Process: The review process of potential advertiser listings that are conducted by search engines to check for relevance and compliance with an engine’s editorial policy. It may be an automated process – using a spider for crawling the ads – or it may be conducted by human editorial ad reviews or it may a combination. Not every PPC Search Engine conducts listings reviews.

Entry Page: Any page within a web site to “enter” your web site, employed by a user. Also see Landing Page ref.

Eye Tracking Studies: Studies by Google, Marketing Sherpa and Poynter Institute using Eyetools technology for tracking users’ eye movements when reading web pages, in order to understand their reading and click-through patterns.

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